Merge branch 'main' into MGJ520/main

# Conflicts:
#	lib/l10n/app_zh.arb

.gitignore

@@ -30,6 +30,7 @@ migrate_working_dir/
 .flutter-plugins-dependencies
 .pub-cache/
 .pub/
+pubspec.lock
 /build/
 /coverage/
 

.ruby-version

@@ -0,0 +1 @@
+4.0.0

README.md

@@ -78,6 +78,7 @@ MeshCore Open is a cross-platform mobile application for communicating with Mesh
 - ✅ **Android**: Full support (API 21+)
 - ✅ **iOS**: Full support (iOS 12+)
 - 🚧 **Desktop**: Limited support (macOS/Linux/Windows)
+- 🚧 **Web**: Under construction (Chrome)
 
 ### Dependencies
 

android/app/build.gradle.kts

@@ -19,13 +19,13 @@ android {
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
         isCoreLibraryDesugaringEnabled = true
     }
 
     kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_11.toString()
+        jvmTarget = JavaVersion.VERSION_17.toString()
     }
 
     defaultConfig {

assets/icons/done_all.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#e3e3e3"><path d="M268-240 42-466l57-56 170 170 56 56-57 56Zm226 0L268-466l56-57 170 170 368-368 56 57-424 424Zm0-226-57-56 198-198 57 56-198 198Z"/></svg>

lib/connector/meshcore_connector.dart

@@ -29,6 +29,7 @@ import '../storage/contact_store.dart';
 import '../storage/message_store.dart';
 import '../storage/unread_store.dart';
 import '../utils/app_logger.dart';
+import '../utils/battery_utils.dart';
 import 'meshcore_protocol.dart';
 
 class MeshCoreUuids {
@@ -37,6 +38,42 @@ class MeshCoreUuids {
   static const String txCharacteristic = "6e400003-b5a3-f393-e0a9-e50e24dcca9e";
 }
 
+class DirectRepeater {
+  static const int maxAgeMinutes = 30; // Max age for direct repeater info
+  final int pubkeyFirstByte;
+  double snr;
+  DateTime lastUpdated;
+
+  DirectRepeater({
+    required this.pubkeyFirstByte,
+    required this.snr,
+    DateTime? lastUpdated,
+  }) : lastUpdated = lastUpdated ?? DateTime.now();
+
+  void update(double newSNR) {
+    snr = newSNR;
+    lastUpdated = DateTime.now();
+  }
+
+  int get ranking {
+    if (isStale()) {
+      return -1; // Stale repeaters get lowest rank
+    }
+    // Higher SNR gets higher rank and recency within maxAgeMinutes breaks ties.
+    final ageMs =
+        DateTime.now().millisecondsSinceEpoch -
+        lastUpdated.millisecondsSinceEpoch;
+    final maxAgeMs = maxAgeMinutes * 60 * 1000;
+    final recencyScore = (maxAgeMs - ageMs).clamp(0, maxAgeMs);
+    return ((snr - 31.75) * 1000).round() + recencyScore;
+  }
+
+  bool isStale() {
+    return DateTime.now().difference(lastUpdated) >
+        const Duration(minutes: maxAgeMinutes);
+  }
+}
+
 enum MeshCoreConnectionState {
   disconnected,
   scanning,
@@ -45,6 +82,18 @@ enum MeshCoreConnectionState {
   disconnecting,
 }
 
+class RepeaterBatterySnapshot {
+  final int millivolts;
+  final DateTime updatedAt;
+  final String source;
+
+  const RepeaterBatterySnapshot({
+    required this.millivolts,
+    required this.updatedAt,
+    required this.source,
+  });
+}
+
 class MeshCoreConnector extends ChangeNotifier {
   // Message windowing to limit memory usage
   static const int _messageWindowSize = 200;
@@ -65,6 +114,10 @@ class MeshCoreConnector extends ChangeNotifier {
   final List<Channel> _channels = [];
   final Map<String, List<Message>> _conversations = {};
   final Map<int, List<ChannelMessage>> _channelMessages = {};
+  final List<String> _pendingChannelSentQueue = [];
+  final List<_PendingCommandAck> _pendingGenericAckQueue = [];
+  static const String _reactionSendQueuePrefix = '__reaction_send__';
+  int _reactionSendQueueSequence = 0;
   final Set<String> _loadedConversationKeys = {};
   final Map<int, Set<String>> _processedChannelReactions =
       {}; // channelIndex -> Set of "targetHash_emoji"
@@ -95,6 +148,7 @@ class MeshCoreConnector extends ChangeNotifier {
   int? _batteryMillivolts;
   double? _selfLatitude;
   double? _selfLongitude;
+  final List<DirectRepeater> _directRepeaters = List.empty(growable: true);
   bool _isLoadingContacts = false;
   bool _isLoadingChannels = false;
   bool _hasLoadedChannels = false;
@@ -150,6 +204,7 @@ class MeshCoreConnector extends ChangeNotifier {
   final Map<String, bool> _contactSmazEnabled = {};
   final Set<String> _knownContactKeys = {};
   final Map<String, int> _contactUnreadCount = {};
+  final Map<String, RepeaterBatterySnapshot> _repeaterBatterySnapshots = {};
   bool _unreadStateLoaded = false;
   final Map<String, _RepeaterAckContext> _pendingRepeaterAcks = {};
   String? _activeContactKey;
@@ -196,6 +251,7 @@ class MeshCoreConnector extends ChangeNotifier {
   String? get selfName => _selfName;
   double? get selfLatitude => _selfLatitude;
   double? get selfLongitude => _selfLongitude;
+  List<DirectRepeater> get directRepeaters => _directRepeaters;
   int? get currentTxPower => _currentTxPower;
   int? get maxTxPower => _maxTxPower;
   int? get currentFreqHz => _currentFreqHz;
@@ -216,10 +272,32 @@ class MeshCoreConnector extends ChangeNotifier {
       : 0;
   int? get batteryPercent => _batteryMillivolts == null
       ? null
-      : _estimateBatteryPercent(
+      : estimateBatteryPercentFromMillivolts(
           _batteryMillivolts!,
           _batteryChemistryForDevice(),
         );
+  RepeaterBatterySnapshot? getRepeaterBatterySnapshot(String contactKeyHex) =>
+      _repeaterBatterySnapshots[contactKeyHex];
+  int? getRepeaterBatteryMillivolts(String contactKeyHex) =>
+      _repeaterBatterySnapshots[contactKeyHex]?.millivolts;
+
+  void updateRepeaterBatterySnapshot(
+    String contactKeyHex,
+    int millivolts, {
+    String source = 'unknown',
+  }) {
+    if (contactKeyHex.isEmpty || millivolts <= 0) return;
+    final previous = _repeaterBatterySnapshots[contactKeyHex];
+    final snapshot = RepeaterBatterySnapshot(
+      millivolts: millivolts,
+      updatedAt: DateTime.now(),
+      source: source,
+    );
+    _repeaterBatterySnapshots[contactKeyHex] = snapshot;
+    if (previous?.millivolts != millivolts) {
+      notifyListeners();
+    }
+  }
 
   String _batteryChemistryForDevice() {
     final deviceId = _device?.remoteId.toString();
@@ -227,27 +305,6 @@ class MeshCoreConnector extends ChangeNotifier {
     return _appSettingsService!.batteryChemistryForDevice(deviceId);
   }
 
-  int _estimateBatteryPercent(int millivolts, String chemistry) {
-    final range = _batteryVoltageRange(chemistry);
-    final minMv = range.$1;
-    final maxMv = range.$2;
-    if (millivolts <= minMv) return 0;
-    if (millivolts >= maxMv) return 100;
-    return (((millivolts - minMv) * 100) / (maxMv - minMv)).round();
-  }
-
-  (int, int) _batteryVoltageRange(String chemistry) {
-    switch (chemistry) {
-      case 'lifepo4':
-        return (2600, 3650);
-      case 'lipo':
-        return (3000, 4200);
-      case 'nmc':
-      default:
-        return (3000, 4200);
-    }
-  }
-
   List<Message> getMessages(Contact contact) {
     return _conversations[contact.publicKeyHex] ?? [];
   }
@@ -612,6 +669,7 @@ class MeshCoreConnector extends ChangeNotifier {
       publicKey: contact.publicKey,
       name: contact.name,
       type: contact.type,
+      flags: contact.flags,
       pathLength: selection.hopCount >= 0
           ? selection.hopCount
           : contact.pathLength,
@@ -923,6 +981,7 @@ class MeshCoreConnector extends ChangeNotifier {
     _clientRepeat = null;
     _firmwareVerCode = null;
     _batteryMillivolts = null;
+    _repeaterBatterySnapshots.clear();
     _batteryRequested = false;
     _awaitingSelfInfo = false;
     _maxContacts = _defaultMaxContacts;
@@ -934,6 +993,9 @@ class MeshCoreConnector extends ChangeNotifier {
     _isSyncingChannels = false;
     _channelSyncInFlight = false;
     _hasLoadedChannels = false;
+    _pendingChannelSentQueue.clear();
+    _pendingGenericAckQueue.clear();
+    _reactionSendQueueSequence = 0;
 
     _setState(MeshCoreConnectionState.disconnected);
     if (!manual) {
@@ -941,7 +1003,11 @@ class MeshCoreConnector extends ChangeNotifier {
     }
   }
 
-  Future<void> sendFrame(Uint8List data) async {
+  Future<void> sendFrame(
+    Uint8List data, {
+    String? channelSendQueueId,
+    bool expectsGenericAck = false,
+  }) async {
     if (!isConnected || _rxCharacteristic == null) {
       throw Exception("Not connected to a MeshCore device");
     }
@@ -960,6 +1026,11 @@ class MeshCoreConnector extends ChangeNotifier {
       data.toList(),
       withoutResponse: canWriteWithoutResponse,
     );
+    _trackPendingGenericAck(
+      data,
+      channelSendQueueId: channelSendQueueId,
+      expectsGenericAck: expectsGenericAck,
+    );
   }
 
   Future<void> requestBatteryStatus({bool force = false}) async {
@@ -1115,11 +1186,78 @@ class MeshCoreConnector extends ChangeNotifier {
         customPath,
         pathLen,
         type: contact.type,
+        flags: contact.flags,
         name: contact.name,
       ),
     );
   }
 
+  Future<void> setContactFavorite(Contact contact, bool isFavorite) async {
+    if (!isConnected) return;
+    final latestContact =
+        await _fetchContactSnapshotFromDevice(contact.publicKey) ?? contact;
+    final updatedFlags = isFavorite
+        ? (latestContact.flags | contactFlagFavorite)
+        : (latestContact.flags & ~contactFlagFavorite);
+
+    await sendFrame(
+      buildUpdateContactPathFrame(
+        latestContact.publicKey,
+        latestContact.path,
+        latestContact.pathLength,
+        type: latestContact.type,
+        flags: updatedFlags,
+        name: latestContact.name,
+      ),
+    );
+
+    final index = _contacts.indexWhere(
+      (c) => c.publicKeyHex == contact.publicKeyHex,
+    );
+    if (index >= 0) {
+      _contacts[index] = _contacts[index].copyWith(
+        type: latestContact.type,
+        name: latestContact.name,
+        pathLength: latestContact.pathLength,
+        path: latestContact.path,
+        flags: updatedFlags,
+      );
+      notifyListeners();
+      unawaited(_persistContacts());
+    }
+  }
+
+  Future<Contact?> _fetchContactSnapshotFromDevice(
+    Uint8List pubKey, {
+    Duration timeout = const Duration(seconds: 3),
+  }) async {
+    if (!isConnected) return null;
+    final expectedKeyHex = pubKeyToHex(pubKey);
+    final completer = Completer<Contact?>();
+
+    void finish(Contact? result) {
+      if (!completer.isCompleted) {
+        completer.complete(result);
+      }
+    }
+
+    final subscription = receivedFrames.listen((frame) {
+      if (frame.isEmpty || frame[0] != respCodeContact) return;
+      final parsed = Contact.fromFrame(frame);
+      if (parsed == null || parsed.publicKeyHex != expectedKeyHex) return;
+      finish(parsed);
+    });
+
+    final timer = Timer(timeout, () => finish(null));
+    try {
+      await getContactByKey(pubKey);
+      return await completer.future;
+    } finally {
+      timer.cancel();
+      await subscription.cancel();
+    }
+  }
+
   /// Set path override for a contact (persists across contact refreshes)
   /// pathLen: -1 = force flood, null = auto (use device path), >= 0 = specific path
   Future<void> setPathOverride(
@@ -1315,7 +1453,13 @@ class MeshCoreConnector extends ChangeNotifier {
       notifyListeners();
 
       // Send the reaction to the device (don't add as a visible message)
-      await sendFrame(buildSendChannelTextMsgFrame(channel.index, text));
+      final reactionQueueId = _nextReactionSendQueueId();
+      _pendingChannelSentQueue.add(reactionQueueId);
+      await sendFrame(
+        buildSendChannelTextMsgFrame(channel.index, text),
+        channelSendQueueId: reactionQueueId,
+        expectsGenericAck: true,
+      );
       return;
     }
 
@@ -1325,6 +1469,7 @@ class MeshCoreConnector extends ChangeNotifier {
       channel.index,
     );
     _addChannelMessage(channel.index, message);
+    _pendingChannelSentQueue.add(message.messageId);
     notifyListeners();
 
     final trimmed = text.trim();
@@ -1334,7 +1479,11 @@ class MeshCoreConnector extends ChangeNotifier {
         (isChannelSmazEnabled(channel.index) && !isStructuredPayload)
         ? Smaz.encodeIfSmaller(text)
         : text;
-    await sendFrame(buildSendChannelTextMsgFrame(channel.index, outboundText));
+    await sendFrame(
+      buildSendChannelTextMsgFrame(channel.index, outboundText),
+      channelSendQueueId: message.messageId,
+      expectsGenericAck: true,
+    );
   }
 
   Future<void> removeContact(Contact contact) async {
@@ -1681,6 +1830,9 @@ class MeshCoreConnector extends ChangeNotifier {
     debugPrint('RX frame: code=$code len=${frame.length}');
 
     switch (code) {
+      case respCodeOk:
+        _handleOk();
+        break;
       case respCodeDeviceInfo:
         _handleDeviceInfo(frame);
         break;
@@ -1696,6 +1848,11 @@ class MeshCoreConnector extends ChangeNotifier {
         _isLoadingContacts = true;
         notifyListeners();
         break;
+      case pushCodeNewAdvert:
+        debugPrint('Got New CONTACT');
+        // It's the same format as respCodeContact, so we can reuse the handler
+        _handleContact(frame);
+        break;
       case respCodeContact:
         debugPrint('Got CONTACT');
         _handleContact(frame);
@@ -1740,6 +1897,7 @@ class MeshCoreConnector extends ChangeNotifier {
       case pushCodeStatusResponse:
         break;
       case pushCodeLogRxData:
+        _handleRxData(frame);
         _handleLogRxData(frame);
         break;
       case respCodeChannelInfo:
@@ -1769,6 +1927,17 @@ class MeshCoreConnector extends ChangeNotifier {
       'Firmware responded with error code: $errCode',
       tag: 'Protocol',
     );
+
+    if (_pendingGenericAckQueue.isEmpty) {
+      return;
+    }
+
+    final failedAck = _pendingGenericAckQueue.removeAt(0);
+    if (failedAck.commandCode != cmdSendChannelTxtMsg ||
+        failedAck.channelSendQueueId == null) {
+      return;
+    }
+    _pendingChannelSentQueue.remove(failedAck.channelSendQueueId);
   }
 
   void _handlePathUpdated(Uint8List frame) {
@@ -2028,6 +2197,80 @@ class MeshCoreConnector extends ChangeNotifier {
     }
   }
 
+  void _handleContactAdvert(Contact contact) {
+    if (listEquals(contact.publicKey, _selfPublicKey)) {
+      return;
+    }
+
+    if (contact.type == advTypeRepeater) {
+      _contactUnreadCount.remove(contact.publicKeyHex);
+      _unreadStore.saveContactUnreadCount(
+        Map<String, int>.from(_contactUnreadCount),
+      );
+    }
+    // Check if this is a new contact
+    final isNewContact = !_knownContactKeys.contains(contact.publicKeyHex);
+    final existingIndex = _contacts.indexWhere(
+      (c) => c.publicKeyHex == contact.publicKeyHex,
+    );
+
+    if (existingIndex >= 0) {
+      final existing = _contacts[existingIndex];
+      final mergedLastMessageAt =
+          existing.lastMessageAt.isAfter(contact.lastMessageAt)
+          ? existing.lastMessageAt
+          : contact.lastMessageAt;
+
+      appLogger.info(
+        'Refreshing contact ${contact.name}: devicePath=${contact.pathLength}, existingOverride=${existing.pathOverride}',
+        tag: 'Connector',
+      );
+
+      // CRITICAL: Preserve user's path override when contact is refreshed from device
+      _contacts[existingIndex] = contact.copyWith(
+        lastMessageAt: mergedLastMessageAt,
+        pathOverride: existing.pathOverride, // Preserve user's path choice
+        pathOverrideBytes: existing.pathOverrideBytes,
+      );
+
+      appLogger.info(
+        'After merge: pathOverride=${_contacts[existingIndex].pathOverride}, devicePath=${_contacts[existingIndex].pathLength}',
+        tag: 'Connector',
+      );
+    } else {
+      _contacts.add(contact);
+      appLogger.info(
+        'Added new contact ${contact.name}: pathLen=${contact.pathLength}',
+        tag: 'Connector',
+      );
+    }
+    _knownContactKeys.add(contact.publicKeyHex);
+    _loadMessagesForContact(contact.publicKeyHex);
+
+    // Add path to history if we have a valid path
+    if (_pathHistoryService != null && contact.pathLength >= 0) {
+      _pathHistoryService!.handlePathUpdated(contact);
+    }
+
+    notifyListeners();
+
+    // Show notification for new contact (advertisement)
+    if (isNewContact && _appSettingsService != null) {
+      final settings = _appSettingsService!.settings;
+      if (settings.notificationsEnabled && settings.notifyOnNewAdvert) {
+        _notificationService.showAdvertNotification(
+          contactName: contact.name,
+          contactType: contact.typeLabel,
+          contactId: contact.publicKeyHex,
+        );
+      }
+    }
+
+    if (!_isLoadingContacts) {
+      unawaited(_persistContacts());
+    }
+  }
+
   Future<void> _persistContacts() async {
     await _contactStore.saveContacts(_contacts);
   }
@@ -2354,6 +2597,8 @@ class MeshCoreConnector extends ChangeNotifier {
     }
 
     final label = channelName ?? _channelDisplayName(channelIndex);
+    if (_appSettingsService!.isChannelMuted(label)) return;
+
     _notificationService.showChannelMessageNotification(
       channelName: label,
       message: message.text,
@@ -2477,8 +2722,22 @@ class MeshCoreConnector extends ChangeNotifier {
         return;
       }
 
-      if (_retryService != null) {
-        _retryService!.updateMessageFromSent(ackHash, timeoutMs);
+      final retryService = _retryService;
+      if (retryService != null &&
+          retryService.updateMessageFromSent(
+            ackHash,
+            timeoutMs,
+            allowQueueFallback: false,
+          )) {
+        return;
+      }
+
+      if (_markNextPendingChannelMessageSent()) {
+        return;
+      }
+
+      if (retryService != null) {
+        retryService.updateMessageFromSent(ackHash, timeoutMs);
       }
     } else {
       // Fallback to old behavior
@@ -2495,6 +2754,64 @@ class MeshCoreConnector extends ChangeNotifier {
     }
   }
 
+  bool _markNextPendingChannelMessageSent() {
+    while (_pendingChannelSentQueue.isNotEmpty) {
+      final queuedMessageId = _pendingChannelSentQueue.removeAt(0);
+      if (_isReactionSendQueueId(queuedMessageId)) {
+        return true;
+      }
+      if (_markPendingChannelMessageSentById(queuedMessageId)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  bool _markPendingChannelMessageSentById(String messageId) {
+    for (final entry in _channelMessages.entries) {
+      final channelMessages = entry.value;
+      for (int i = channelMessages.length - 1; i >= 0; i--) {
+        final message = channelMessages[i];
+        if (message.messageId != messageId) {
+          continue;
+        }
+        if (!message.isOutgoing ||
+            message.status != ChannelMessageStatus.pending) {
+          return false;
+        }
+        channelMessages[i] = message.copyWith(
+          status: ChannelMessageStatus.sent,
+        );
+        _pendingChannelSentQueue.remove(messageId);
+        unawaited(
+          _channelMessageStore.saveChannelMessages(entry.key, channelMessages),
+        );
+        notifyListeners();
+        return true;
+      }
+    }
+    return false;
+  }
+
+  void _handleOk() {
+    if (_pendingGenericAckQueue.isEmpty) {
+      return;
+    }
+
+    final pendingAck = _pendingGenericAckQueue.removeAt(0);
+    if (pendingAck.commandCode != cmdSendChannelTxtMsg ||
+        pendingAck.channelSendQueueId == null) {
+      return;
+    }
+
+    final queueId = pendingAck.channelSendQueueId!;
+    _pendingChannelSentQueue.remove(queueId);
+    if (_isReactionSendQueueId(queueId)) {
+      return;
+    }
+    _markPendingChannelMessageSentById(queueId);
+  }
+
   void _handleSendConfirmed(Uint8List frame) {
     // Frame format from C++:
     // [0] = PUSH_CODE_SEND_CONFIRMED
@@ -3073,18 +3390,22 @@ class MeshCoreConnector extends ChangeNotifier {
         mergedPathBytes.length,
       );
       final newRepeatCount = existing.repeatCount + 1;
+      final promotedFromPending =
+          newRepeatCount == 1 &&
+          existing.status == ChannelMessageStatus.pending;
       messages[existingIndex] = existing.copyWith(
         repeatCount: newRepeatCount,
         pathLength: mergedPathLength,
         pathBytes: mergedPathBytes,
         pathVariants: mergedPathVariants,
         // Mark as sent when first repeat is heard
-        status:
-            newRepeatCount == 1 &&
-                existing.status == ChannelMessageStatus.pending
+        status: promotedFromPending
             ? ChannelMessageStatus.sent
             : existing.status,
       );
+      if (promotedFromPending) {
+        _pendingChannelSentQueue.remove(existing.messageId);
+      }
     } else {
       messages.add(processedMessage);
     }
@@ -3257,11 +3578,37 @@ class MeshCoreConnector extends ChangeNotifier {
     _queuedMessageSyncInFlight = false;
     _isSyncingChannels = false;
     _channelSyncInFlight = false;
+    _pendingChannelSentQueue.clear();
+    _pendingGenericAckQueue.clear();
+    _reactionSendQueueSequence = 0;
 
     _setState(MeshCoreConnectionState.disconnected);
     _scheduleReconnect();
   }
 
+  void _trackPendingGenericAck(
+    Uint8List data, {
+    String? channelSendQueueId,
+    required bool expectsGenericAck,
+  }) {
+    if (!expectsGenericAck || data.isEmpty) return;
+    _pendingGenericAckQueue.add(
+      _PendingCommandAck(
+        commandCode: data[0],
+        channelSendQueueId: channelSendQueueId,
+      ),
+    );
+  }
+
+  String _nextReactionSendQueueId() {
+    _reactionSendQueueSequence++;
+    return '$_reactionSendQueuePrefix$_reactionSendQueueSequence';
+  }
+
+  bool _isReactionSendQueueId(String queueId) {
+    return queueId.startsWith(_reactionSendQueuePrefix);
+  }
+
   Map<String, String> _parseKeyValueString(String input) {
     final result = <String, String>{};
 
@@ -3287,7 +3634,11 @@ class MeshCoreConnector extends ChangeNotifier {
 
   void _handleCustomVars(Uint8List frame) {
     final buf = BufferReader(frame.sublist(1));
-    _currentCustomVars = _parseKeyValueString(buf.readString());
+    try {
+      _currentCustomVars = _parseKeyValueString(buf.readString());
+    } catch (e) {
+      appLogger.warn('Malformed custom vars frame: $e', tag: 'Connector');
+    }
   }
 
   void _setState(MeshCoreConnectionState newState) {
@@ -3311,6 +3662,191 @@ class MeshCoreConnector extends ChangeNotifier {
 
     super.dispose();
   }
+
+  void _handleRxData(Uint8List frame) {
+    final packet = BufferReader(frame);
+    double snr = 0.0;
+    int routeType = 0;
+    int payloadType = 0;
+    Uint8List pathBytes = Uint8List(0);
+    Uint8List payload = Uint8List(0);
+    try {
+      packet.skipBytes(1); // Skip frame type byte
+      snr = packet.readInt8() / 4.0;
+      packet.skipBytes(1); // Skip RSSI byte
+      //final rssi = packet.readByte();
+      final header = packet.readByte();
+      routeType = header & 0x03;
+      payloadType = (header >> 2) & 0x0F;
+      //final payloadVer = (header >> 6) & 0x03;
+      final pathLen = packet.readByte();
+      pathBytes = packet.readBytes(pathLen);
+      payload = packet.readBytes(packet.remaining);
+    } catch (e) {
+      appLogger.warn('Malformed RX frame: $e', tag: 'Connector');
+      return;
+    }
+
+    switch (payloadType) {
+      case payloadTypeADVERT:
+        _handlePayloadAdvertReceived(payload, pathBytes, routeType, snr);
+        break;
+      default:
+    }
+  }
+
+  void _handlePayloadAdvertReceived(
+    Uint8List frame,
+    Uint8List path,
+    int routeType,
+    double snr,
+  ) {
+    final advert = BufferReader(frame);
+    double latitude = 0.0;
+    double longitude = 0.0;
+    String name = '';
+    String contactKeyHex = '';
+    Uint8List publicKey = Uint8List(0);
+    int type = 0;
+    int timestamp = 0;
+    bool hasLocation = false;
+    bool hasName = false;
+    try {
+      publicKey = advert.readBytes(32);
+      contactKeyHex = publicKey
+          .map((b) => b.toRadixString(16).padLeft(2, '0'))
+          .join();
+
+      timestamp = advert.readInt32LE();
+      //TODO add signature verification
+      advert.skipBytes(64); // Skip signature for now
+      final flags = advert.readByte();
+      type = flags & 0x0F;
+      hasLocation = (flags & 0x10) != 0;
+      // For future use:
+      //final hasFeature1 = (flags & 0x20) != 0;
+      //final hasFeature2 = (flags & 0x40) != 0;
+      hasName = (flags & 0x80) != 0;
+      if (hasLocation && advert.remaining >= 8) {
+        latitude = advert.readInt32LE() / 1e6;
+        longitude = advert.readInt32LE() / 1e6;
+      }
+      if (hasName && advert.remaining > 0) {
+        name = advert.readString();
+      }
+    } catch (e) {
+      appLogger.warn('Malformed advert frame: $e', tag: 'Connector');
+      return;
+    }
+
+    if (listEquals(publicKey, _selfPublicKey)) {
+      return;
+    }
+
+    // Check if this is a new contact
+    final isNewContact = !_knownContactKeys.contains(contactKeyHex);
+
+    if (isNewContact) {
+      final newContact = Contact(
+        publicKey: publicKey,
+        name: name,
+        type: type,
+        pathLength: path.length,
+        path: Uint8List.fromList(
+          path.reversed.toList(),
+        ), // Store path in reverse for easier use in outgoing messages
+        latitude: latitude,
+        longitude: longitude,
+        lastSeen: DateTime.fromMillisecondsSinceEpoch(timestamp * 1000),
+      );
+      _handleContactAdvert(newContact);
+      _updateDirectRepeater(newContact, snr, path);
+      return;
+    }
+
+    final existingIndex = _contacts.indexWhere(
+      (c) => c.publicKeyHex == contactKeyHex,
+    );
+
+    if (existingIndex >= 0) {
+      final existing = _contacts[existingIndex];
+      final mergedLastMessageAt = existing.lastMessageAt.isAfter(DateTime.now())
+          ? DateTime.now()
+          : existing.lastMessageAt;
+
+      appLogger.info(
+        'Refreshing contact ${existing.name}: devicePath=${existing.pathLength}, existingOverride=${existing.pathOverride}',
+        tag: 'Connector',
+      );
+
+      // CRITICAL: Preserve user's path override when contact is refreshed from device
+      _contacts[existingIndex] = existing.copyWith(
+        latitude: hasLocation ? latitude : existing.latitude,
+        longitude: hasLocation ? longitude : existing.longitude,
+        name: hasName ? name : existing.name,
+        path: Uint8List.fromList(path.reversed.toList()),
+        pathLength: path.length,
+        lastMessageAt: mergedLastMessageAt,
+        lastSeen: DateTime.fromMillisecondsSinceEpoch(timestamp * 1000),
+        pathOverride: existing.pathOverride, // Preserve user's path choice
+        pathOverrideBytes: existing.pathOverrideBytes,
+      );
+
+      // Add path to history if we have a valid path
+      if (_pathHistoryService != null &&
+          _contacts[existingIndex].pathLength >= 0) {
+        _pathHistoryService!.handlePathUpdated(_contacts[existingIndex]);
+      }
+
+      _updateDirectRepeater(_contacts[existingIndex], snr, path);
+
+      appLogger.info(
+        'After merge: pathOverride=${_contacts[existingIndex].pathOverride}, devicePath=${_contacts[existingIndex].pathLength}',
+        tag: 'Connector',
+      );
+    }
+  }
+
+  void _updateDirectRepeater(Contact contact, double snr, Uint8List path) {
+    final pubkeyFirstByte = path.isNotEmpty
+        ? path.last
+        : contact.publicKey.first;
+
+    _directRepeaters.removeWhere((r) => r.isStale());
+
+    //We can use adverts from chat and sensor nodes, but only if the advert has a path to get the last hop.
+    if ((contact.type == advTypeChat || contact.type == advTypeSensor) &&
+        path.isEmpty) {
+      notifyListeners();
+      return;
+    }
+
+    final isTracked = _directRepeaters.where(
+      (r) => r.pubkeyFirstByte == pubkeyFirstByte,
+    );
+
+    final sortedRepeaters = List<DirectRepeater>.from(_directRepeaters)
+      ..sort((a, b) => b.snr.compareTo(a.snr));
+    final weakestRepeater = sortedRepeaters.isNotEmpty
+        ? sortedRepeaters.last
+        : null;
+
+    if (_directRepeaters.length >= 5 &&
+        weakestRepeater != null &&
+        isTracked.isEmpty) {
+      _directRepeaters.remove(weakestRepeater);
+    }
+
+    if (isTracked.isNotEmpty) {
+      final repeater = isTracked.first;
+      repeater.update(snr);
+    } else if (_directRepeaters.length < 5) {
+      _directRepeaters.add(
+        DirectRepeater(pubkeyFirstByte: pubkeyFirstByte, snr: snr),
+      );
+    }
+    notifyListeners();
+  }
 }
 
 const int _phRouteMask = 0x03;
@@ -3368,3 +3904,10 @@ class _RepeaterAckContext {
     required this.messageBytes,
   });
 }
+
+class _PendingCommandAck {
+  final int commandCode;
+  final String? channelSendQueueId;
+
+  _PendingCommandAck({required this.commandCode, this.channelSendQueueId});
+}

lib/connector/meshcore_protocol.dart

@@ -13,12 +13,22 @@ class BufferReader {
   int readByte() => readBytes(1)[0];
 
   Uint8List readBytes(int count) {
+    if (_pointer + count > _buffer.length) {
+      throw RangeError(
+        'Attempted to read $count bytes at offset $_pointer, but only $remaining bytes remaining in buffer of length ${_buffer.length}',
+      );
+    }
     final data = _buffer.sublist(_pointer, _pointer + count);
     _pointer += count;
     return data;
   }
 
   void skipBytes(int count) {
+    if (_pointer + count > _buffer.length) {
+      throw RangeError(
+        'Attempted to skip $count bytes at offset $_pointer, but only $remaining bytes remaining in buffer of length ${_buffer.length}',
+      );
+    }
     _pointer += count;
   }
 
@@ -151,6 +161,7 @@ const int cmdGetContactByKey = 30;
 const int cmdGetChannel = 31;
 const int cmdSetChannel = 32;
 const int cmdSendTracePath = 36;
+const int cmdSetOtherParams = 38;
 const int cmdGetRadioSettings = 57;
 const int cmdGetTelemetryReq = 39;
 const int cmdGetCustomVar = 40;
@@ -166,7 +177,7 @@ const int reqTypeGetStatus = 0x01;
 const int reqTypeKeepAlive = 0x02;
 const int reqTypeGetTelemetry = 0x03;
 const int reqTypeGetAccessList = 0x05;
-const int reqTypeGetNeighbours = 0x06;
+const int reqTypeGetNeighbors = 0x06;
 
 // Repeater response codes
 const int respServerLoginOk = 0;
@@ -212,6 +223,30 @@ const int advTypeRepeater = 2;
 const int advTypeRoom = 3;
 const int advTypeSensor = 4;
 
+// Payload Types
+const int payloadTypeREQ =
+    0x00; // request (prefixed with dest/src hashes, MAC) (enc data: timestamp, blob)
+const int payloadTypeRESPONSE =
+    0x01; // response to REQ or ANON_REQ (prefixed with dest/src hashes, MAC) (enc data: timestamp, blob)
+const int payloadTypeTXTMSG =
+    0x02; // a plain text message (prefixed with dest/src hashes, MAC) (enc data: timestamp, text)
+const int payloadTypeACK = 0x03; // a simple ack
+const int payloadTypeADVERT = 0x04; // a node advertising its Identity
+const int payloadTypeGRPTXT =
+    0x05; // an (unverified) group text message (prefixed with channel hash, MAC) (enc data: timestamp, "name: msg")
+const int payloadTypeGRPDATA =
+    0x06; // an (unverified) group datagram (prefixed with channel hash, MAC) (enc data: timestamp, blob)
+const int payloadTypeANONREQ =
+    0x07; // generic request (prefixed with dest_hash, ephemeral pub_key, MAC) (enc data: ...)
+const int payloadTypePATH =
+    0x08; // returned path (prefixed with dest/src hashes, MAC) (enc data: path, extra)
+const int payloadTypeTRACE = 0x09; // trace a path, collecting SNI for each hop
+const int payloadTypeMULTIPART = 0x0A; // packet is one of a set of packets
+const int payloadTypeCONTROL = 0x0B; // a control/discovery packet
+//...
+const int payloadTypeRawCustom =
+    0x0F; // custom packet as raw bytes, for applications with custom encryption, payloads, etc
+
 // Sizes
 const int pubKeySize = 32;
 const int maxPathSize = 64;
@@ -255,6 +290,7 @@ int _minPositive(int a, int b) {
 const int contactPubKeyOffset = 1;
 const int contactTypeOffset = 33;
 const int contactFlagsOffset = 34;
+const int contactFlagFavorite = 0x01;
 const int contactPathLenOffset = 35;
 const int contactPathOffset = 36;
 const int contactNameOffset = 100;
@@ -788,3 +824,22 @@ Uint8List buildZeroHopContact(Uint8List pubKey) {
   writer.writeBytes(pubKey);
   return writer.toBytes();
 }
+
+// Build CMD_SET_OTHER_PARAMS frame
+// Format: [cmd][allowAutoAddContacts][allowTelemetryFlags][advertLocationPolicy][multiAcks]
+Uint8List buildSetOtherParamsFrame(
+  bool allowAutoAddContacts,
+  int allowTelemetryFlags,
+  int advertLocationPolicy,
+  int multiAcks,
+) {
+  final writer = BufferWriter();
+  writer.writeByte(cmdSetOtherParams);
+  writer.writeByte(
+    allowAutoAddContacts ? 0x00 : 0x01,
+  ); // Allow Auto Add Contacts
+  writer.writeByte(allowTelemetryFlags); // Allow Telemetry Flags
+  writer.writeByte(advertLocationPolicy); // Advertisement Location Policy
+  writer.writeByte(multiAcks); // Multi Acknowledgements
+  return writer.toBytes();
+}

lib/helpers/cayenne_lpp.dart

@@ -1,4 +1,6 @@
 import 'dart:typed_data';
+import 'package:meshcore_open/utils/app_logger.dart';
+
 import '../connector/meshcore_protocol.dart';
 
 class CayenneLpp {
@@ -84,180 +86,192 @@ class CayenneLpp {
   static List<Map<String, dynamic>> parse(Uint8List bytes) {
     final buffer = BufferReader(bytes);
     final telemetry = <Map<String, dynamic>>[];
+    try {
+      while (buffer.remaining >= 2) {
+        final channel = buffer.readUInt8();
+        final type = buffer.readUInt8();
 
-    while (buffer.remaining >= 2) {
-      final channel = buffer.readUInt8();
-      final type = buffer.readUInt8();
-
-      if (channel == 0 && type == 0) {
-        break;
-      }
-
-      switch (type) {
-        case lppGenericSensor:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt32BE(),
-          });
-          break;
-        case lppLuminosity:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt16BE(),
-          });
-          break;
-        case lppPresence:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt8(),
-          });
-          break;
-        case lppTemperature:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readInt16BE() / 10,
-          });
-          break;
-        case lppRelativeHumidity:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt8() / 2,
-          });
-          break;
-        case lppBarometricPressure:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt16BE() / 10,
-          });
+        if (channel == 0 && type == 0) {
           break;
-        case lppVoltage:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readInt16BE() / 100,
-          });
-          break;
-        case lppCurrent:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readInt16BE() / 1000,
-          });
-          break;
-        case lppPercentage:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt8(),
-          });
-          break;
-        case lppConcentration:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt16BE(),
-          });
-          break;
-        case lppPower:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': buffer.readUInt16BE(),
-          });
-          break;
-        case lppGps:
-          telemetry.add({
-            'channel': channel,
-            'type': type,
-            'value': {
-              'latitude': buffer.readInt24BE() / 10000,
-              'longitude': buffer.readInt24BE() / 10000,
-              'altitude': buffer.readInt24BE() / 100,
-            },
-          });
-          break;
-        default:
-          return telemetry;
+        }
+
+        switch (type) {
+          case lppGenericSensor:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt32BE(),
+            });
+            break;
+          case lppLuminosity:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt16BE(),
+            });
+            break;
+          case lppPresence:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt8(),
+            });
+            break;
+          case lppTemperature:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readInt16BE() / 10,
+            });
+            break;
+          case lppRelativeHumidity:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt8() / 2,
+            });
+            break;
+          case lppBarometricPressure:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt16BE() / 10,
+            });
+            break;
+          case lppVoltage:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readInt16BE() / 100,
+            });
+            break;
+          case lppCurrent:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readInt16BE() / 1000,
+            });
+            break;
+          case lppPercentage:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt8(),
+            });
+            break;
+          case lppConcentration:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt16BE(),
+            });
+            break;
+          case lppPower:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': buffer.readUInt16BE(),
+            });
+            break;
+          case lppGps:
+            telemetry.add({
+              'channel': channel,
+              'type': type,
+              'value': {
+                'latitude': buffer.readInt24BE() / 10000,
+                'longitude': buffer.readInt24BE() / 10000,
+                'altitude': buffer.readInt24BE() / 100,
+              },
+            });
+            break;
+          default:
+            return telemetry;
+        }
       }
+      return telemetry;
+    } catch (e) {
+      // Handle parsing errors, possibly due to malformed data
+      appLogger.error('Error parsing Cayenne LPP data: $e');
+      // Return any telemetry parsed so far to preserve partial data
+      return telemetry;
     }
-
-    return telemetry;
   }
 
   static List<Map<String, dynamic>> parseByChannel(Uint8List bytes) {
     final buffer = BufferReader(bytes);
     final Map<int, Map<String, dynamic>> channels = {};
+    try {
+      while (buffer.remaining >= 2) {
+        final channel = buffer.readUInt8();
+        final type = buffer.readUInt8();
 
-    while (buffer.remaining >= 2) {
-      final channel = buffer.readUInt8();
-      final type = buffer.readUInt8();
-
-      // Optional: stop on padding (00 00)
-      if (channel == 0 && type == 0) {
-        break;
-      }
+        // Optional: stop on padding (00 00)
+        if (channel == 0 && type == 0) {
+          break;
+        }
 
-      final channelData = channels.putIfAbsent(
-        channel,
-        () => {'channel': channel, 'values': <String, dynamic>{}},
-      );
+        final channelData = channels.putIfAbsent(
+          channel,
+          () => {'channel': channel, 'values': <String, dynamic>{}},
+        );
 
-      switch (type) {
-        case lppGenericSensor:
-          channelData['values']['generic'] = buffer.readUInt32BE();
-          break;
-        case lppLuminosity:
-          channelData['values']['luminosity'] = buffer.readUInt16BE();
-          break;
-        case lppPresence:
-          channelData['values']['presence'] = buffer.readUInt8() != 0;
-          break;
-        case lppTemperature:
-          channelData['values']['temperature'] = buffer.readInt16BE() / 10.0;
-          break;
-        case lppRelativeHumidity:
-          channelData['values']['humidity'] = buffer.readUInt8() / 2.0;
-          break;
-        case lppBarometricPressure:
-          channelData['values']['pressure'] = buffer.readUInt16BE() / 10.0;
-          break;
-        case lppVoltage:
-          channelData['values']['voltage'] = buffer.readInt16BE() / 100.0;
-          break;
-        case lppCurrent:
-          channelData['values']['current'] = buffer.readInt16BE() / 1000.0;
-          break;
-        case lppPercentage:
-          channelData['values']['percentage'] = buffer.readUInt8();
-          break;
-        case lppConcentration:
-          channelData['values']['concentration'] = buffer.readUInt16BE();
-          break;
-        case lppPower:
-          channelData['values']['power'] = buffer.readUInt16BE();
-          break;
-        case lppGps:
-          channelData['values']['gps'] = {
-            'latitude': buffer.readInt24BE() / 10000.0,
-            'longitude': buffer.readInt24BE() / 10000.0,
-            'altitude': buffer.readInt24BE() / 100.0,
-          };
-          break;
-        // Add more types as needed...
-        default:
-          // Unknown type: skip or handle error?
-          continue;
+        switch (type) {
+          case lppGenericSensor:
+            channelData['values']['generic'] = buffer.readUInt32BE();
+            break;
+          case lppLuminosity:
+            channelData['values']['luminosity'] = buffer.readUInt16BE();
+            break;
+          case lppPresence:
+            channelData['values']['presence'] = buffer.readUInt8() != 0;
+            break;
+          case lppTemperature:
+            channelData['values']['temperature'] = buffer.readInt16BE() / 10.0;
+            break;
+          case lppRelativeHumidity:
+            channelData['values']['humidity'] = buffer.readUInt8() / 2.0;
+            break;
+          case lppBarometricPressure:
+            channelData['values']['pressure'] = buffer.readUInt16BE() / 10.0;
+            break;
+          case lppVoltage:
+            channelData['values']['voltage'] = buffer.readInt16BE() / 100.0;
+            break;
+          case lppCurrent:
+            channelData['values']['current'] = buffer.readInt16BE() / 1000.0;
+            break;
+          case lppPercentage:
+            channelData['values']['percentage'] = buffer.readUInt8();
+            break;
+          case lppConcentration:
+            channelData['values']['concentration'] = buffer.readUInt16BE();
+            break;
+          case lppPower:
+            channelData['values']['power'] = buffer.readUInt16BE();
+            break;
+          case lppGps:
+            channelData['values']['gps'] = {
+              'latitude': buffer.readInt24BE() / 10000.0,
+              'longitude': buffer.readInt24BE() / 10000.0,
+              'altitude': buffer.readInt24BE() / 100.0,
+            };
+            break;
+          // Add more types as needed...
+          default:
+            //Stopped parsing to avoid misalignment
+            return channels.values.toList();
+        }
       }
-    }
 
-    final List<Map<String, dynamic>> channelsOut = channels.values.toList();
-    channelsOut.sort((a, b) => a['channel'].compareTo(b['channel']));
-    return channelsOut;
+      final List<Map<String, dynamic>> channelsOut = channels.values.toList();
+      channelsOut.sort((a, b) => a['channel'].compareTo(b['channel']));
+      return channelsOut;
+    } catch (e) {
+      // Handle parsing errors, possibly due to malformed data
+      appLogger.error('Error parsing Cayenne LPP data: $e');
+      return <
+        Map<String, dynamic>
+      >[]; // Return an empty list on error to avoid crashing the app
+    }
   }
 }

lib/icons/los_icon.dart

@@ -0,0 +1,22 @@
+import 'package:flutter/material.dart';
+import 'package:material_symbols_icons/material_symbols_icons.dart';
+
+class LosIcon extends StatelessWidget {
+  final double size;
+  final Color? color;
+
+  const LosIcon({super.key, this.size = 24, this.color});
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final iconTheme = IconTheme.of(context);
+    final iconColor =
+        color ??
+        iconTheme.color ??
+        theme.iconTheme.color ??
+        theme.colorScheme.onSurface;
+
+    return Icon(Symbols.elevation, size: size, color: iconColor);
+  }
+}

lib/l10n/app_bg.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Неуспешно изтриване на канала \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "bg",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Контакти",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Публичен канал",
   "channels_privateChannel": "Частен канал",
   "channels_editChannel": "Редактирай канал",
+  "channels_muteChannel": "Заглуши канала",
+  "channels_unmuteChannel": "Включи известията на канала",
   "channels_deleteChannel": "Изтрий канала",
   "channels_deleteChannelConfirm": "Изтрий \"{name}\"? Това не може да бъде отменено.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighboursSubtitle": "Преглед на съседни възли с нулев скок.",
-  "repeater_neighbours": "Съседи",
+  "repeater_neighborsSubtitle": "Преглед на съседни възли с нулев скок.",
+  "repeater_neighbors": "Съседи",
   "neighbors_receivedData": "Получени данни за съседи",
   "neighbors_requestTimedOut": "Съседите поискат изтичане на време.",
   "neighbors_errorLoading": "Грешка при зареждане на съседи: {error}",
-  "neighbors_repeatersNeighbours": "Повторители Съседи",
+  "neighbors_repeatersNeighbors": "Повторители Съседи",
   "neighbors_noData": "Няма налични данни за съседи.",
   "channels_createPrivateChannel": "Създай Частен Канал",
   "channels_joinPrivateChannel": "Присъедини се към Частен Канал",
@@ -1552,6 +1562,8 @@
   "contacts_clipboardEmpty": "Клипборда е празна.",
   "contacts_invalidAdvertFormat": "Невалидни данни за контакт",
   "appSettings_languageRu": "Руски",
+  "appSettings_enableMessageTracing": "Разрешаване на проследяване на съобщения",
+  "appSettings_enableMessageTracingSubtitle": "Показване на подробни метаданни за маршрутизация и синхронизация за съобщения",
   "contacts_contactImported": "Контактът е импортиран.",
   "contacts_zeroHopAdvert": "Реклама без скок",
   "contacts_contactImportFailed": "Контактът не е успешно импортиран.",
@@ -1594,7 +1606,152 @@
   "scanner_bluetoothOff": "Bluetooth е изключен.",
   "scanner_enableBluetooth": "Активирайте Bluetooth",
   "scanner_bluetoothOffMessage": "Моля, активирайте Bluetooth, за да сканирате за устройства.",
+  "snrIndicator_lastSeen": "Последно видян",
+  "snrIndicator_nearByRepeaters": "Близки повтарящи се устройства",
+  "chat_ShowAllPaths": "Покажи всички пътища",
   "settings_clientRepeatSubtitle": "Позволете на това устройство да предава пакети към мрежата за други устройства.",
   "settings_clientRepeatFreqWarning": "За повторение извън мрежата са необходими честоти от 433, 869 или 918 MHz.",
-  "settings_clientRepeat": "Без електричество – повторение"
+  "settings_clientRepeat": "Без електричество – повторение",
+  "settings_aboutOpenMeteoAttribution": "Данни за надморска височина на LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "единици",
+  "appSettings_unitsMetric": "Метрика (m / km)",
+  "appSettings_unitsImperial": "Имперска (ft / mi)",
+  "map_lineOfSight": "Линия на видимост",
+  "map_losScreenTitle": "Линия на видимост",
+  "losSelectStartEnd": "Изберете начални и крайни възли за LOS.",
+  "losRunFailed": "Проверката на пряката видимост е неуспешна: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Изчистете всички точки",
+  "losRunToViewElevationProfile": "Стартирайте LOS, за да видите профила на надморската височина",
+  "losMenuTitle": "LOS меню",
+  "losMenuSubtitle": "Докоснете възли или натиснете продължително карта за персонализирани точки",
+  "losShowDisplayNodes": "Показване на възли на дисплея",
+  "losCustomPoints": "Персонализирани точки",
+  "losCustomPointLabel": "Персонализирано {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Точка А",
+  "losPointB": "Точка Б",
+  "losAntennaA": "Антена A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Антена B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Стартирайте LOS",
+  "losNoElevationData": "Няма данни за надморска височина",
+  "losProfileClear": "{distance} {distanceUnit}, чист LOS, минимално разстояние {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, блокиран от {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: проверка...",
+  "losStatusNoData": "LOS: няма данни",
+  "losStatusSummary": "LOS: {clear}/{total} ясно, {blocked} блокирано, {unknown} неизвестно",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Няма налични данни за надморска височина за една или повече проби.",
+  "losErrorInvalidInput": "Невалидни данни за точки/надморска височина за изчисляване на LOS.",
+  "losRenameCustomPoint": "Преименувайте персонализирана точка",
+  "losPointName": "Име на точката",
+  "losShowPanelTooltip": "Показване на LOS панел",
+  "losHidePanelTooltip": "Скриване на LOS панела",
+  "losElevationAttribution": "Данни за надморска височина: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Радиохоризонт",
+  "losLegendLosBeam": "Линия на видимост",
+  "losLegendTerrain": "Терен",
+  "losFrequencyLabel": "Честота",
+  "losFrequencyInfoTooltip": "Преглед на детайли за изчислението",
+  "losFrequencyDialogTitle": "Изчисляване на радиохоризонта",
+  "losFrequencyDialogDescription": "Започвайки от k={baselineK} при {baselineFreq} MHz, изчислението коригира k-фактора за текущата {frequencyMHz} MHz лента, която определя границата на извития радиохоризонт.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Премахване от списъка с любими",
+  "listFilter_addToFavorites": "Добави към любими",
+  "listFilter_favorites": "Любими"
 }

lib/l10n/app_de.arb

@@ -1,4 +1,6 @@
 {
+  "channels_channelDeleteFailed": "Kanal {name} konnte nicht gelöscht werden",
+  "@channels_channelDeleteFailed": { "placeholders": { "name": { "type": "String" } } },
   "@@locale": "de",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Kontakte",
@@ -334,6 +336,8 @@
   "channels_publicChannel": "Öffentlicher Kanal",
   "channels_privateChannel": "Privater Kanal",
   "channels_editChannel": "Kanal bearbeiten",
+  "channels_muteChannel": "Kanal stummschalten",
+  "channels_unmuteChannel": "Kanal Stummschaltung aufheben",
   "channels_deleteChannel": "Lösche den Kanal",
   "channels_deleteChannelConfirm": "Löschen von \"{name}\"? Dies kann nicht rückgängig gemacht werden.",
   "@channels_deleteChannelConfirm": {
@@ -1339,6 +1343,9 @@
   "listFilter_az": "A-Z",
   "listFilter_filters": "Filtere",
   "listFilter_all": "Alle",
+  "listFilter_favorites": "Favoriten",
+  "listFilter_addToFavorites": "Zu Favoriten hinzufügen",
+  "listFilter_removeFromFavorites": "Aus Favoriten entfernen",
   "listFilter_users": "Benutzer",
   "listFilter_repeaters": "Repeater",
   "listFilter_roomServers": "Raumserver",
@@ -1351,12 +1358,12 @@
       }
     }
   },
-  "repeater_neighbours": "Nachbarn",
-  "repeater_neighboursSubtitle": "Anzahl der Hop-Nachbarn anzeigen.",
+  "repeater_neighbors": "Nachbarn",
+  "repeater_neighborsSubtitle": "Anzahl der Hop-Nachbarn anzeigen.",
   "neighbors_receivedData": "Empfangene Nachbarsdaten",
   "neighbors_requestTimedOut": "Anfrage durch Timeout fehlgeschlagen.",
   "neighbors_errorLoading": "Fehler beim Laden der Nachbarn: {error}",
-  "neighbors_repeatersNeighbours": "Nachbarn",
+  "neighbors_repeatersNeighbors": "Nachbarn",
   "neighbors_noData": "Keine Nachbarsdaten verfügbar.",
   "channels_joinPrivateChannel": "Treten Sie einem privaten Kanal bei",
   "channels_joinPrivateChannelDesc": "Manuelle Eingabe eines geheimen Schlüssels.",
@@ -1552,6 +1559,8 @@
   "contacts_invalidAdvertFormat": "Ungültige Kontaktdaten",
   "contacts_clipboardEmpty": "Die Zwischenablage ist leer.",
   "appSettings_languageUk": "Ukrainisch",
+  "appSettings_enableMessageTracing": "Nachrichtenverfolgung aktivieren",
+  "appSettings_enableMessageTracingSubtitle": "Detaillierte Routing- und Timing-Metadaten für Nachrichten anzeigen",
   "contacts_contactImported": "Kontakt wurde importiert.",
   "contacts_contactImportFailed": "Kontakt konnte nicht importiert werden",
   "contacts_zeroHopAdvert": "Zero-Hop-Ankündigung",
@@ -1622,7 +1631,149 @@
   "scanner_bluetoothOffMessage": "Bitte aktivieren Sie Bluetooth, um nach Geräten zu suchen.",
   "scanner_bluetoothOff": "Bluetooth ist deaktiviert.",
   "scanner_enableBluetooth": "Bluetooth aktivieren",
+  "snrIndicator_lastSeen": "Zuletzt gesehen",
+  "snrIndicator_nearByRepeaters": "In der Nähe befindliche Repeater",
+  "chat_ShowAllPaths": "Alle Pfade anzeigen",
   "settings_clientRepeat": "Wiederholung, ohne Stromanschluss",
   "settings_clientRepeatFreqWarning": "Die Kommunikation ohne Stromversorgung erfordert Frequenzen von 433, 869 oder 918 MHz.",
-  "settings_clientRepeatSubtitle": "Ermöglichen Sie diesem Gerät, Mesh-Pakete für andere zu wiederholen."
+  "settings_clientRepeatSubtitle": "Ermöglichen Sie diesem Gerät, Mesh-Pakete für andere zu wiederholen.",
+  "settings_aboutOpenMeteoAttribution": "LOS-Höhendaten: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Einheiten",
+  "appSettings_unitsMetric": "Metrisch (m/km)",
+  "appSettings_unitsImperial": "Imperial (ft/mi)",
+  "map_lineOfSight": "Sichtlinie",
+  "map_losScreenTitle": "Sichtlinie",
+  "losSelectStartEnd": "Wählen Sie Start- und Endknoten für LOS aus.",
+  "losRunFailed": "Sichtlinienprüfung fehlgeschlagen: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Löschen Sie alle Punkte",
+  "losRunToViewElevationProfile": "Führen Sie LOS aus, um das Höhenprofil anzuzeigen",
+  "losMenuTitle": "LOS-Menü",
+  "losMenuSubtitle": "Tippen Sie auf Knoten oder drücken Sie lange auf die Karte, um benutzerdefinierte Punkte anzuzeigen",
+  "losShowDisplayNodes": "Anzeigeknoten anzeigen",
+  "losCustomPoints": "Benutzerdefinierte Punkte",
+  "losCustomPointLabel": "Benutzerdefiniert {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punkt A",
+  "losPointB": "Punkt B",
+  "losAntennaA": "Antenne A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenne B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Führen Sie LOS aus",
+  "losNoElevationData": "Keine Höhendaten",
+  "losProfileClear": "{distance} {distanceUnit}, freie Sichtlinie, Mindestabstand {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, blockiert durch {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: Überprüfen...",
+  "losStatusNoData": "LOS: keine Daten",
+  "losStatusSummary": "Sichtlinie: {clear}/{total} frei, {blocked} blockiert, {unknown} unbekannt",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Für eine oder mehrere Proben sind keine Höhendaten verfügbar.",
+  "losErrorInvalidInput": "Ungültige Punkte/Höhendaten für die LOS-Berechnung.",
+  "losRenameCustomPoint": "Benennen Sie den benutzerdefinierten Punkt um",
+  "losPointName": "Punktname",
+  "losShowPanelTooltip": "LOS-Panel anzeigen",
+  "losHidePanelTooltip": "LOS-Panel ausblenden",
+  "losElevationAttribution": "Höhendaten: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Funkhorizont",
+  "losLegendLosBeam": "Sichtlinie",
+  "losLegendTerrain": "Gelände",
+  "losFrequencyLabel": "Frequenz",
+  "losFrequencyInfoTooltip": "Details zur Berechnung anzeigen",
+  "losFrequencyDialogTitle": "Berechnung des Funkhorizonts",
+  "losFrequencyDialogDescription": "Ausgehend von k={baselineK} bei {baselineFreq} MHz passt die Berechnung den k-Faktor für das aktuelle {frequencyMHz} MHz-Band an, das die gekrümmte Funkhorizontobergrenze definiert.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  }
 }

lib/l10n/app_en.arb

@@ -131,6 +131,7 @@
   },
   "settings_aboutLegalese": "2026 MeshCore Open Source Project",
   "settings_aboutDescription": "An open-source Flutter client for MeshCore LoRa mesh networking devices.",
+  "settings_aboutOpenMeteoAttribution": "LOS elevation data: Open-Meteo (CC BY 4.0)",
   "settings_infoName": "Name",
   "settings_infoId": "ID",
   "settings_infoStatus": "Status",
@@ -182,6 +183,8 @@
   "appSettings_languageBg": "Български",
   "appSettings_languageRu": "Русский",
   "appSettings_languageUk": "Українська",
+  "appSettings_enableMessageTracing": "Enable Message Tracing",
+  "appSettings_enableMessageTracingSubtitle": "Show detailed routing and timing metadata for messages",
   "appSettings_notifications": "Notifications",
   "appSettings_enableNotifications": "Enable Notifications",
   "appSettings_enableNotificationsSubtitle": "Receive notifications for messages and adverts",
@@ -242,6 +245,9 @@
   "appSettings_last24Hours": "Last 24 hours",
   "appSettings_lastWeek": "Last week",
   "appSettings_offlineMapCache": "Offline Map Cache",
+  "appSettings_unitsTitle": "Units",
+  "appSettings_unitsMetric": "Metric (m / km)",
+  "appSettings_unitsImperial": "Imperial (ft / mi)",
   "appSettings_noAreaSelected": "No area selected",
   "appSettings_areaSelectedZoom": "Area selected (zoom {minZoom}-{maxZoom})",
   "@appSettings_areaSelectedZoom": {
@@ -348,6 +354,8 @@
   "channels_publicChannel": "Public channel",
   "channels_privateChannel": "Private channel",
   "channels_editChannel": "Edit channel",
+  "channels_muteChannel": "Mute channel",
+  "channels_unmuteChannel": "Unmute channel",
   "channels_deleteChannel": "Delete channel",
   "channels_deleteChannelConfirm": "Delete \"{name}\"? This cannot be undone.",
   "@channels_deleteChannelConfirm": {
@@ -357,6 +365,14 @@
       }
     }
   },
+  "channels_channelDeleteFailed": "Failed to delete channel \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "channels_channelDeleted": "Channel \"{name}\" deleted",
   "@channels_channelDeleted": {
     "placeholders": {
@@ -558,6 +574,7 @@
   },
   "debugFrame_hexDump": "Hex Dump:",
   "chat_pathManagement": "Path Management",
+  "chat_ShowAllPaths": "Show all paths",
   "chat_routingMode": "Routing mode",
   "chat_autoUseSavedPath": "Auto (use saved path)",
   "chat_forceFloodMode": "Force Flood Mode",
@@ -638,6 +655,8 @@
   },
   "chat_invalidLink": "Invalid link format",
   "map_title": "Node Map",
+  "map_lineOfSight": "Line of Sight",
+  "map_losScreenTitle": "Line of Sight",
   "map_noNodesWithLocation": "No nodes with location data",
   "map_nodesNeedGps": "Nodes need to share their GPS coordinates\nto appear on the map",
   "map_nodesCount": "Nodes: {count}",
@@ -905,8 +924,8 @@
   "repeater_telemetrySubtitle": "View telemetry of sensors and system stats",
   "repeater_cli": "CLI",
   "repeater_cliSubtitle": "Send commands to the repeater",
-  "repeater_neighbours": "Neighbors",
-  "repeater_neighboursSubtitle": "View zero hop neighbors.",
+  "repeater_neighbors": "Neighbors",
+  "repeater_neighborsSubtitle": "View zero hop neighbors.",
   "repeater_settings": "Settings",
   "repeater_settingsSubtitle": "Configure repeater parameters",
   "repeater_statusTitle": "Repeater Status",
@@ -1266,8 +1285,8 @@
       }
     }
   },
-  "neighbors_receivedData": "Received Neighbours Data",
-  "neighbors_requestTimedOut": "Neighbours request timed out.",
+  "neighbors_receivedData": "Received Neighbors Data",
+  "neighbors_requestTimedOut": "Neighbors request timed out.",
   "neighbors_errorLoading": "Error loading neighbors: {error}",
   "@neighbors_errorLoading": {
     "placeholders": {
@@ -1276,8 +1295,8 @@
       }
     }
   },
-  "neighbors_repeatersNeighbours": "Repeaters Neighbours",
-  "neighbors_noData": "No neighbours data available.",
+  "neighbors_repeatersNeighbors": "Repeaters Neighbors",
+  "neighbors_noData": "No neighbors data available.",
   "neighbors_unknownContact": "Unknown {pubkey}",
   "@neighbors_unknownContact": {
     "placeholders": {
@@ -1536,6 +1555,9 @@
   "listFilter_az": "A-Z",
   "listFilter_filters": "Filters",
   "listFilter_all": "All",
+  "listFilter_favorites": "Favorites",
+  "listFilter_addToFavorites": "Add to favorites",
+  "listFilter_removeFromFavorites": "Remove from favorites",
   "listFilter_users": "Users",
   "listFilter_repeaters": "Repeaters",
   "listFilter_roomServers": "Room servers",
@@ -1547,6 +1569,139 @@
   "pathTrace_refreshTooltip": "Refresh Path Trace.",
   "pathTrace_someHopsNoLocation": "One or more of the hops is missing a location!",
   "pathTrace_clearTooltip": "Clear path.",
+  "losSelectStartEnd": "Select start and end nodes for LOS.",
+  "losRunFailed": "Line-of-sight check failed: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Clear all points",
+  "losRunToViewElevationProfile": "Run LOS to view elevation profile",
+  "losMenuTitle": "LOS Menu",
+  "losMenuSubtitle": "Tap nodes or long-press map for custom points",
+  "losShowDisplayNodes": "Show display nodes",
+  "losCustomPoints": "Custom points",
+  "losCustomPointLabel": "Custom {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Point A",
+  "losPointB": "Point B",
+  "losAntennaA": "Antenna A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenna B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Run LOS",
+  "losNoElevationData": "No elevation data",
+  "losProfileClear": "{distance} {distanceUnit}, clear LOS, min clearance {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, blocked by {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: checking...",
+  "losStatusNoData": "LOS: no data",
+  "losStatusSummary": "LOS: {clear}/{total} clear, {blocked} blocked, {unknown} unknown",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Elevation data unavailable for one or more samples.",
+  "losErrorInvalidInput": "Invalid points/elevation data for LOS calculation.",
+  "losRenameCustomPoint": "Rename custom point",
+  "losPointName": "Point name",
+  "losShowPanelTooltip": "Show LOS panel",
+  "losHidePanelTooltip": "Hide LOS panel",
+  "losElevationAttribution": "Elevation data: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Radio horizon",
+  "losLegendLosBeam": "LOS beam",
+  "losLegendTerrain": "Terrain",
+  "losFrequencyLabel": "Frequency",
+  "losFrequencyInfoTooltip": "View calculation details",
+  "losFrequencyDialogTitle": "Radio horizon calculation",
+  "losFrequencyDialogDescription": "Starting from k={baselineK} at {baselineFreq} MHz, the calculation adjusts the k-factor for the current {frequencyMHz} MHz band, which defines the curved radio horizon cap.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
   "contacts_pathTrace": "Path Trace",
   "contacts_ping": "Ping",
   "contacts_repeaterPathTrace": "Path trace to repeater",
@@ -1624,5 +1779,7 @@
   "settings_gpxExportChat": "Companion locations",
   "settings_gpxExportAllContacts": "All contacts locations",
   "settings_gpxExportShareText": "Map data exported from meshcore-open",
-  "settings_gpxExportShareSubject": "meshcore-open GPX map data export"
+  "settings_gpxExportShareSubject": "meshcore-open GPX map data export",
+  "snrIndicator_nearByRepeaters": "Nearby Repeaters",
+  "snrIndicator_lastSeen": "Last seen"
 }

lib/l10n/app_es.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "No se pudo eliminar el canal \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "es",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Contactos",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Canal público",
   "channels_privateChannel": "Canal privado",
   "channels_editChannel": "Editar canal",
+  "channels_muteChannel": "Silenciar canal",
+  "channels_unmuteChannel": "Activar canal",
   "channels_deleteChannel": "Eliminar canal",
   "channels_deleteChannelConfirm": "Eliminar \"{name}\"? Esto no se puede deshacer.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Vecinos",
-  "repeater_neighboursSubtitle": "Ver vecinos de salto cero.",
+  "repeater_neighbors": "Vecinos",
+  "repeater_neighborsSubtitle": "Ver vecinos de salto cero.",
   "neighbors_receivedData": "Recibidas Datos de Vecinos",
   "neighbors_requestTimedOut": "Los vecinos solicitan que se desconecte.",
   "neighbors_errorLoading": "Error al cargar vecinos: {error}",
-  "neighbors_repeatersNeighbours": "Repetidores Vecinos",
+  "neighbors_repeatersNeighbors": "Repetidores Vecinos",
   "neighbors_noData": "No hay datos de vecinos disponibles.",
   "channels_joinPrivateChannel": "Únete a un Canal Privado",
   "channels_createPrivateChannel": "Crear un Canal Privado",
@@ -1551,6 +1561,8 @@
   "appSettings_languageUk": "Ucraniano",
   "contacts_clipboardEmpty": "El portapapeles está vacío.",
   "appSettings_languageRu": "Ruso",
+  "appSettings_enableMessageTracing": "Habilitar seguimiento de mensajes",
+  "appSettings_enableMessageTracingSubtitle": "Mostrar metadatos detallados de enrutamiento y tiempo para los mensajes",
   "contacts_invalidAdvertFormat": "Datos de contacto no válidos",
   "contacts_floodAdvert": "Anuncio de inundación",
   "contacts_contactImported": "El contacto ha sido importado.",
@@ -1622,7 +1634,152 @@
   "scanner_bluetoothOffMessage": "Por favor, active el Bluetooth para escanear dispositivos.",
   "scanner_bluetoothOff": "Bluetooth está desactivado.",
   "scanner_enableBluetooth": "Habilitar Bluetooth",
+  "snrIndicator_nearByRepeaters": "Repetidores cercanos",
+  "snrIndicator_lastSeen": "Visto por última vez",
+  "chat_ShowAllPaths": "Mostrar todos los caminos",
   "settings_clientRepeatFreqWarning": "Para la comunicación fuera de la red, se requiere una frecuencia de 433, 869 o 918 MHz.",
   "settings_clientRepeat": "Repetir sin conexión",
-  "settings_clientRepeatSubtitle": "Permita que este dispositivo repita los paquetes de red para otros usuarios."
+  "settings_clientRepeatSubtitle": "Permita que este dispositivo repita los paquetes de red para otros usuarios.",
+  "settings_aboutOpenMeteoAttribution": "Datos de elevación LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Unidades",
+  "appSettings_unitsMetric": "Métrico (m/km)",
+  "appSettings_unitsImperial": "Imperial (pies/millas)",
+  "map_lineOfSight": "Línea de visión",
+  "map_losScreenTitle": "Línea de visión",
+  "losSelectStartEnd": "Seleccione los nodos de inicio y fin para LOS.",
+  "losRunFailed": "Error en la comprobación de la línea de visión: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Borrar todos los puntos",
+  "losRunToViewElevationProfile": "Ejecute LOS para ver el perfil de elevación",
+  "losMenuTitle": "Menú LOS",
+  "losMenuSubtitle": "Toque nodos o mantenga presionado el mapa para puntos personalizados",
+  "losShowDisplayNodes": "Mostrar nodos de visualización",
+  "losCustomPoints": "Puntos personalizados",
+  "losCustomPointLabel": "Personalizado {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punto A",
+  "losPointB": "Punto B",
+  "losAntennaA": "Antena A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antena B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Ejecutar LOS",
+  "losNoElevationData": "Sin datos de elevación",
+  "losProfileClear": "{distance} {distanceUnit}, despejar LOS, autorización mínima {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, bloqueado por {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: comprobando...",
+  "losStatusNoData": "LOS: sin datos",
+  "losStatusSummary": "LOS: {clear}/{total} claro, {blocked} bloqueado, {unknown} desconocido",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Datos de elevación no disponibles para una o más muestras.",
+  "losErrorInvalidInput": "Datos de puntos/elevación no válidos para el cálculo de LOS.",
+  "losRenameCustomPoint": "Cambiar el nombre del punto personalizado",
+  "losPointName": "Nombre del punto",
+  "losShowPanelTooltip": "Mostrar panel LOS",
+  "losHidePanelTooltip": "Ocultar panel LOS",
+  "losElevationAttribution": "Datos de elevación: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Horizonte radioeléctrico",
+  "losLegendLosBeam": "Línea de visión",
+  "losLegendTerrain": "Terreno",
+  "losFrequencyLabel": "Frecuencia",
+  "losFrequencyInfoTooltip": "Ver detalles del cálculo",
+  "losFrequencyDialogTitle": "Cálculo del horizonte radioeléctrico",
+  "losFrequencyDialogDescription": "A partir de k={baselineK} en {baselineFreq} MHz, el cálculo ajusta el factor k para la banda actual de {frequencyMHz} MHz, que define el límite curvo del horizonte de radio.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_favorites": "Favoritos",
+  "listFilter_removeFromFavorites": "Eliminar de las favoritas",
+  "listFilter_addToFavorites": "Añadir a favoritos"
 }

lib/l10n/app_fr.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Échec de la suppression de la chaîne \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "fr",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Contacts",
@@ -262,7 +270,7 @@
     }
   },
   "contacts_manageRepeater": "Gérer le répéteur",
-  "contacts_roomLogin": "Connexion Salle",
+  "contacts_roomLogin": "Connexion Room Server",
   "contacts_openChat": "Ouverture du Chat",
   "contacts_editGroup": "Modifier le groupe",
   "contacts_deleteGroup": "Supprimer le groupe",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Canal public",
   "channels_privateChannel": "Canal privé",
   "channels_editChannel": "Modifier le canal",
+  "channels_muteChannel": "Désactiver les notifications du canal",
+  "channels_unmuteChannel": "Réactiver les notifications du canal",
   "channels_deleteChannel": "Supprimer le canal",
   "channels_deleteChannelConfirm": "Supprimer {name}? Cela ne peut pas être annulé.",
   "@channels_deleteChannelConfirm": {
@@ -796,7 +806,7 @@
   "dialog_disconnect": "Déconnecter",
   "dialog_disconnectConfirm": "Êtes-vous sûr de vouloir vous déconnecter de cet appareil ?",
   "login_repeaterLogin": "Connexion au répéteur",
-  "login_roomLogin": "Connexion Salle",
+  "login_roomLogin": "Connexion Room Server",
   "login_password": "Mot de passe",
   "login_enterPassword": "Entrez votre mot de passe",
   "login_savePassword": "Sauvegarder le mot de passe",
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Voisins",
-  "repeater_neighboursSubtitle": "Afficher les voisins de saut nuls.",
+  "repeater_neighbors": "Voisins",
+  "repeater_neighborsSubtitle": "Afficher les voisins de saut nuls.",
   "neighbors_receivedData": "Données des voisins reçues",
   "neighbors_requestTimedOut": "Les voisins demandent un délai.",
   "neighbors_errorLoading": "Erreur lors du chargement des voisins : {error}",
-  "neighbors_repeatersNeighbours": "Répéteurs Voisins",
+  "neighbors_repeatersNeighbors": "Répéteurs Voisins",
   "neighbors_noData": "Aucune donnée concernant les voisins disponible.",
   "channels_createPrivateChannelDesc": "Sécurisé avec une clé secrète.",
   "channels_joinPrivateChannel": "Rejoindre un Canal Privé",
@@ -1391,7 +1401,7 @@
   "settings_locationIntervalSec": "Intervalle de mise-à-jour du GPS (Secondes)",
   "settings_locationIntervalInvalid": "L'intervalle doit être compris entre 60 et 86400 secondes.",
   "contacts_manageRoom": "Gérer le Room Server",
-  "room_management": "Administración del Servidor de Habitación",
+  "room_management": "Administrattion Room Server",
   "@community_joinConfirmation": {
     "placeholders": {
       "name": {
@@ -1551,6 +1561,8 @@
   "contacts_invalidAdvertFormat": "Données de contact non valides",
   "appSettings_languageUk": "Ukrainien",
   "appSettings_languageRu": "Russe",
+  "appSettings_enableMessageTracing": "Activer le traçage des messages",
+  "appSettings_enableMessageTracingSubtitle": "Afficher les métadonnées détaillées de routage et de synchronisation des messages",
   "contacts_clipboardEmpty": "Le presse-papiers est vide.",
   "contacts_contactImported": "Le contact a été importé.",
   "contacts_floodAdvert": "Annonce à tout le réseau",
@@ -1594,7 +1606,152 @@
   "scanner_bluetoothOffMessage": "Veuillez activer le Bluetooth pour rechercher des appareils.",
   "scanner_bluetoothOff": "Le Bluetooth est désactivé.",
   "scanner_enableBluetooth": "Activer le Bluetooth",
+  "snrIndicator_lastSeen": "Dernière fois vu",
+  "snrIndicator_nearByRepeaters": "Répéteurs à proximité",
+  "chat_ShowAllPaths": "Afficher tous les chemins",
   "settings_clientRepeatFreqWarning": "Pour les transmissions hors réseau, il est nécessaire d'utiliser les fréquences de 433, 869 ou 918 MHz.",
   "settings_clientRepeatSubtitle": "Permettez à cet appareil de répéter les paquets de données pour les autres.",
-  "settings_clientRepeat": "Répétition hors réseau"
+  "settings_clientRepeat": "Répétition hors réseau",
+  "settings_aboutOpenMeteoAttribution": "Données d'élévation LOS : Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Unités",
+  "appSettings_unitsMetric": "Métrique (m/km)",
+  "appSettings_unitsImperial": "Impérial (ft / mi)",
+  "map_lineOfSight": "Ligne de vue",
+  "map_losScreenTitle": "Ligne de vue",
+  "losSelectStartEnd": "Sélectionnez les nœuds de début et de fin pour LOS.",
+  "losRunFailed": "Échec de la vérification de la ligne de vue : {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Effacer tous les points",
+  "losRunToViewElevationProfile": "Exécutez LOS pour afficher le profil d'altitude",
+  "losMenuTitle": "Menu LOS",
+  "losMenuSubtitle": "Appuyez sur les nœuds ou appuyez longuement sur la carte pour des points personnalisés",
+  "losShowDisplayNodes": "Afficher les nœuds d'affichage",
+  "losCustomPoints": "Points personnalisés",
+  "losCustomPointLabel": "Personnalisé {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Point A",
+  "losPointB": "Point B",
+  "losAntennaA": "Antenne A : {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenne B : {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Exécuter la LOS",
+  "losNoElevationData": "Aucune donnée d'altitude",
+  "losProfileClear": "{distance} {distanceUnit}, LOS clair, clairance minimale {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, bloqué par {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS : vérification...",
+  "losStatusNoData": "LOS : aucune donnée",
+  "losStatusSummary": "LOS : {clear}/{total} clair, {blocked} bloqué, {unknown} inconnu",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Données d'altitude indisponibles pour un ou plusieurs échantillons.",
+  "losErrorInvalidInput": "Données de points/d'altitude non valides pour le calcul de la LOS.",
+  "losRenameCustomPoint": "Renommer le point personnalisé",
+  "losPointName": "Nom du point",
+  "losShowPanelTooltip": "Afficher le panneau LOS",
+  "losHidePanelTooltip": "Masquer le panneau LOS",
+  "losElevationAttribution": "Données d’altitude : Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Horizon radio",
+  "losLegendLosBeam": "Ligne de visée",
+  "losLegendTerrain": "Terrain",
+  "losFrequencyLabel": "Fréquence",
+  "losFrequencyInfoTooltip": "Voir les détails du calcul",
+  "losFrequencyDialogTitle": "Calcul de l’horizon radio",
+  "losFrequencyDialogDescription": "À partir de k={baselineK} à {baselineFreq} MHz, le calcul ajuste le facteur k pour la bande actuelle de {frequencyMHz} MHz, ce qui définit la limite incurvée de l'horizon radio.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_addToFavorites": "Ajouter à mes favoris",
+  "listFilter_removeFromFavorites": "Supprimer des favoris",
+  "listFilter_favorites": "Préférences"
 }

lib/l10n/app_it.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Impossibile eliminare il canale \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "it",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Contatti",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Canale pubblico",
   "channels_privateChannel": "Canale privato",
   "channels_editChannel": "Modifica canale",
+  "channels_muteChannel": "Silenzia canale",
+  "channels_unmuteChannel": "Attiva notifiche canale",
   "channels_deleteChannel": "Elimina canale",
   "channels_deleteChannelConfirm": "Eliminare \"{name}\"? Non può essere annullato.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Vicini",
-  "repeater_neighboursSubtitle": "Visualizza vicini di salto pari a zero.",
+  "repeater_neighbors": "Vicini",
+  "repeater_neighborsSubtitle": "Visualizza vicini di salto pari a zero.",
   "neighbors_receivedData": "Ricevute dati vicini",
   "neighbors_requestTimedOut": "I vicini richiedono un timeout.",
   "neighbors_errorLoading": "Errore nel caricamento dei vicini: {error}",
-  "neighbors_repeatersNeighbours": "Ripetitori Vicini",
+  "neighbors_repeatersNeighbors": "Ripetitori Vicini",
   "neighbors_noData": "Nessun dato sugli vicini disponibile.",
   "channels_createPrivateChannel": "Crea un Canale Privato",
   "channels_createPrivateChannelDesc": "Protetta con una chiave segreta.",
@@ -1551,6 +1561,8 @@
   "appSettings_languageRu": "Russo",
   "contacts_invalidAdvertFormat": "Dati di contatto non validi",
   "appSettings_languageUk": "Ucraino",
+  "appSettings_enableMessageTracing": "Abilita tracciamento messaggi",
+  "appSettings_enableMessageTracingSubtitle": "Mostra metadati dettagliati su instradamento e tempi per i messaggi",
   "contacts_zeroHopAdvert": "Annuncio Zero Hop",
   "contacts_floodAdvert": "Annuncio alluvionale",
   "contacts_copyAdvertToClipboard": "Copia Annuncio negli Appunti",
@@ -1594,7 +1606,152 @@
   "scanner_bluetoothOff": "Il Bluetooth è disattivato.",
   "scanner_bluetoothOffMessage": "Si prega di attivare il Bluetooth per effettuare la scansione dei dispositivi.",
   "scanner_enableBluetooth": "Abilita il Bluetooth",
+  "snrIndicator_nearByRepeaters": "Ripetitori vicini",
+  "snrIndicator_lastSeen": "Ultimo accesso",
+  "chat_ShowAllPaths": "Mostra tutti i percorsi",
   "settings_clientRepeat": "Ripetizione \"fuori dalla rete\"",
   "settings_clientRepeatFreqWarning": "Per la comunicazione fuori rete, è necessario utilizzare frequenze di 433, 869 o 918 MHz.",
-  "settings_clientRepeatSubtitle": "Permetti a questo dispositivo di ripetere i pacchetti di rete per gli altri."
+  "settings_clientRepeatSubtitle": "Permetti a questo dispositivo di ripetere i pacchetti di rete per gli altri.",
+  "settings_aboutOpenMeteoAttribution": "Dati di elevazione LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Unità",
+  "appSettings_unitsMetric": "Metrico (m/km)",
+  "appSettings_unitsImperial": "Imperiale (ft / mi)",
+  "map_lineOfSight": "Linea di vista",
+  "map_losScreenTitle": "Linea di vista",
+  "losSelectStartEnd": "Seleziona i nodi iniziali e finali per la LOS.",
+  "losRunFailed": "Controllo della linea di vista fallito: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Cancella tutti i punti",
+  "losRunToViewElevationProfile": "Eseguire LOS per visualizzare il profilo altimetrico",
+  "losMenuTitle": "Menù LOS",
+  "losMenuSubtitle": "Tocca i nodi o premi a lungo la mappa per punti personalizzati",
+  "losShowDisplayNodes": "Mostra i nodi di visualizzazione",
+  "losCustomPoints": "Punti personalizzati",
+  "losCustomPointLabel": "Personalizzato {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punto A",
+  "losPointB": "Punto B",
+  "losAntennaA": "Antenna A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenna B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Esegui LOS",
+  "losNoElevationData": "Nessun dato di elevazione",
+  "losProfileClear": "{distance} {distanceUnit}, libera LOS, distanza minima {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, bloccato da {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: controllo...",
+  "losStatusNoData": "LOS: nessun dato",
+  "losStatusSummary": "LOS: {clear}/{total} libera, {blocked} bloccato, {unknown} sconosciuto",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Dati di elevazione non disponibili per uno o più campioni.",
+  "losErrorInvalidInput": "Dati punti/elevazione non validi per il calcolo della LOS.",
+  "losRenameCustomPoint": "Rinomina punto personalizzato",
+  "losPointName": "Nome del punto",
+  "losShowPanelTooltip": "Mostra il pannello LOS",
+  "losHidePanelTooltip": "Nascondi il pannello LOS",
+  "losElevationAttribution": "Dati di elevazione: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Orizzonte radio",
+  "losLegendLosBeam": "Linea di vista",
+  "losLegendTerrain": "Terreno",
+  "losFrequencyLabel": "Frequenza",
+  "losFrequencyInfoTooltip": "Visualizza i dettagli del calcolo",
+  "losFrequencyDialogTitle": "Calcolo dell’orizzonte radio",
+  "losFrequencyDialogDescription": "Partendo da k={baselineK} a {baselineFreq} MHz, il calcolo regola il fattore k per l'attuale banda {frequencyMHz} MHz, che definisce il limite curvo dell'orizzonte radio.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_addToFavorites": "Aggiungi ai preferiti",
+  "listFilter_removeFromFavorites": "Rimuovi dai preferiti",
+  "listFilter_favorites": "Preferiti"
 }

lib/l10n/app_localizations.dart

@@ -700,6 +700,12 @@ abstract class AppLocalizations {
   /// **'An open-source Flutter client for MeshCore LoRa mesh networking devices.'**
   String get settings_aboutDescription;
 
+  /// No description provided for @settings_aboutOpenMeteoAttribution.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS elevation data: Open-Meteo (CC BY 4.0)'**
+  String get settings_aboutOpenMeteoAttribution;
+
   /// No description provided for @settings_infoName.
   ///
   /// In en, this message translates to:
@@ -964,6 +970,18 @@ abstract class AppLocalizations {
   /// **'Українська'**
   String get appSettings_languageUk;
 
+  /// No description provided for @appSettings_enableMessageTracing.
+  ///
+  /// In en, this message translates to:
+  /// **'Enable Message Tracing'**
+  String get appSettings_enableMessageTracing;
+
+  /// No description provided for @appSettings_enableMessageTracingSubtitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Show detailed routing and timing metadata for messages'**
+  String get appSettings_enableMessageTracingSubtitle;
+
   /// No description provided for @appSettings_notifications.
   ///
   /// In en, this message translates to:
@@ -1240,6 +1258,24 @@ abstract class AppLocalizations {
   /// **'Offline Map Cache'**
   String get appSettings_offlineMapCache;
 
+  /// No description provided for @appSettings_unitsTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Units'**
+  String get appSettings_unitsTitle;
+
+  /// No description provided for @appSettings_unitsMetric.
+  ///
+  /// In en, this message translates to:
+  /// **'Metric (m / km)'**
+  String get appSettings_unitsMetric;
+
+  /// No description provided for @appSettings_unitsImperial.
+  ///
+  /// In en, this message translates to:
+  /// **'Imperial (ft / mi)'**
+  String get appSettings_unitsImperial;
+
   /// No description provided for @appSettings_noAreaSelected.
   ///
   /// In en, this message translates to:
@@ -1522,6 +1558,18 @@ abstract class AppLocalizations {
   /// **'Edit channel'**
   String get channels_editChannel;
 
+  /// No description provided for @channels_muteChannel.
+  ///
+  /// In en, this message translates to:
+  /// **'Mute channel'**
+  String get channels_muteChannel;
+
+  /// No description provided for @channels_unmuteChannel.
+  ///
+  /// In en, this message translates to:
+  /// **'Unmute channel'**
+  String get channels_unmuteChannel;
+
   /// No description provided for @channels_deleteChannel.
   ///
   /// In en, this message translates to:
@@ -1534,6 +1582,12 @@ abstract class AppLocalizations {
   /// **'Delete \"{name}\"? This cannot be undone.'**
   String channels_deleteChannelConfirm(String name);
 
+  /// No description provided for @channels_channelDeleteFailed.
+  ///
+  /// In en, this message translates to:
+  /// **'Failed to delete channel \"{name}\"'**
+  String channels_channelDeleteFailed(String name);
+
   /// No description provided for @channels_channelDeleted.
   ///
   /// In en, this message translates to:
@@ -2032,6 +2086,12 @@ abstract class AppLocalizations {
   /// **'Path Management'**
   String get chat_pathManagement;
 
+  /// No description provided for @chat_ShowAllPaths.
+  ///
+  /// In en, this message translates to:
+  /// **'Show all paths'**
+  String get chat_ShowAllPaths;
+
   /// No description provided for @chat_routingMode.
   ///
   /// In en, this message translates to:
@@ -2284,6 +2344,18 @@ abstract class AppLocalizations {
   /// **'Node Map'**
   String get map_title;
 
+  /// No description provided for @map_lineOfSight.
+  ///
+  /// In en, this message translates to:
+  /// **'Line of Sight'**
+  String get map_lineOfSight;
+
+  /// No description provided for @map_losScreenTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Line of Sight'**
+  String get map_losScreenTitle;
+
   /// No description provided for @map_noNodesWithLocation.
   ///
   /// In en, this message translates to:
@@ -3027,17 +3099,17 @@ abstract class AppLocalizations {
   /// **'Send commands to the repeater'**
   String get repeater_cliSubtitle;
 
-  /// No description provided for @repeater_neighbours.
+  /// No description provided for @repeater_neighbors.
   ///
   /// In en, this message translates to:
   /// **'Neighbors'**
-  String get repeater_neighbours;
+  String get repeater_neighbors;
 
-  /// No description provided for @repeater_neighboursSubtitle.
+  /// No description provided for @repeater_neighborsSubtitle.
   ///
   /// In en, this message translates to:
   /// **'View zero hop neighbors.'**
-  String get repeater_neighboursSubtitle;
+  String get repeater_neighborsSubtitle;
 
   /// No description provided for @repeater_settings.
   ///
@@ -4181,13 +4253,13 @@ abstract class AppLocalizations {
   /// No description provided for @neighbors_receivedData.
   ///
   /// In en, this message translates to:
-  /// **'Received Neighbours Data'**
+  /// **'Received Neighbors Data'**
   String get neighbors_receivedData;
 
   /// No description provided for @neighbors_requestTimedOut.
   ///
   /// In en, this message translates to:
-  /// **'Neighbours request timed out.'**
+  /// **'Neighbors request timed out.'**
   String get neighbors_requestTimedOut;
 
   /// No description provided for @neighbors_errorLoading.
@@ -4196,16 +4268,16 @@ abstract class AppLocalizations {
   /// **'Error loading neighbors: {error}'**
   String neighbors_errorLoading(String error);
 
-  /// No description provided for @neighbors_repeatersNeighbours.
+  /// No description provided for @neighbors_repeatersNeighbors.
   ///
   /// In en, this message translates to:
-  /// **'Repeaters Neighbours'**
-  String get neighbors_repeatersNeighbours;
+  /// **'Repeaters Neighbors'**
+  String get neighbors_repeatersNeighbors;
 
   /// No description provided for @neighbors_noData.
   ///
   /// In en, this message translates to:
-  /// **'No neighbours data available.'**
+  /// **'No neighbors data available.'**
   String get neighbors_noData;
 
   /// No description provided for @neighbors_unknownContact.
@@ -4700,6 +4772,24 @@ abstract class AppLocalizations {
   /// **'All'**
   String get listFilter_all;
 
+  /// No description provided for @listFilter_favorites.
+  ///
+  /// In en, this message translates to:
+  /// **'Favorites'**
+  String get listFilter_favorites;
+
+  /// No description provided for @listFilter_addToFavorites.
+  ///
+  /// In en, this message translates to:
+  /// **'Add to favorites'**
+  String get listFilter_addToFavorites;
+
+  /// No description provided for @listFilter_removeFromFavorites.
+  ///
+  /// In en, this message translates to:
+  /// **'Remove from favorites'**
+  String get listFilter_removeFromFavorites;
+
   /// No description provided for @listFilter_users.
   ///
   /// In en, this message translates to:
@@ -4766,6 +4856,225 @@ abstract class AppLocalizations {
   /// **'Clear path.'**
   String get pathTrace_clearTooltip;
 
+  /// No description provided for @losSelectStartEnd.
+  ///
+  /// In en, this message translates to:
+  /// **'Select start and end nodes for LOS.'**
+  String get losSelectStartEnd;
+
+  /// No description provided for @losRunFailed.
+  ///
+  /// In en, this message translates to:
+  /// **'Line-of-sight check failed: {error}'**
+  String losRunFailed(String error);
+
+  /// No description provided for @losClearAllPoints.
+  ///
+  /// In en, this message translates to:
+  /// **'Clear all points'**
+  String get losClearAllPoints;
+
+  /// No description provided for @losRunToViewElevationProfile.
+  ///
+  /// In en, this message translates to:
+  /// **'Run LOS to view elevation profile'**
+  String get losRunToViewElevationProfile;
+
+  /// No description provided for @losMenuTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS Menu'**
+  String get losMenuTitle;
+
+  /// No description provided for @losMenuSubtitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Tap nodes or long-press map for custom points'**
+  String get losMenuSubtitle;
+
+  /// No description provided for @losShowDisplayNodes.
+  ///
+  /// In en, this message translates to:
+  /// **'Show display nodes'**
+  String get losShowDisplayNodes;
+
+  /// No description provided for @losCustomPoints.
+  ///
+  /// In en, this message translates to:
+  /// **'Custom points'**
+  String get losCustomPoints;
+
+  /// No description provided for @losCustomPointLabel.
+  ///
+  /// In en, this message translates to:
+  /// **'Custom {index}'**
+  String losCustomPointLabel(int index);
+
+  /// No description provided for @losPointA.
+  ///
+  /// In en, this message translates to:
+  /// **'Point A'**
+  String get losPointA;
+
+  /// No description provided for @losPointB.
+  ///
+  /// In en, this message translates to:
+  /// **'Point B'**
+  String get losPointB;
+
+  /// No description provided for @losAntennaA.
+  ///
+  /// In en, this message translates to:
+  /// **'Antenna A: {value} {unit}'**
+  String losAntennaA(String value, String unit);
+
+  /// No description provided for @losAntennaB.
+  ///
+  /// In en, this message translates to:
+  /// **'Antenna B: {value} {unit}'**
+  String losAntennaB(String value, String unit);
+
+  /// No description provided for @losRun.
+  ///
+  /// In en, this message translates to:
+  /// **'Run LOS'**
+  String get losRun;
+
+  /// No description provided for @losNoElevationData.
+  ///
+  /// In en, this message translates to:
+  /// **'No elevation data'**
+  String get losNoElevationData;
+
+  /// No description provided for @losProfileClear.
+  ///
+  /// In en, this message translates to:
+  /// **'{distance} {distanceUnit}, clear LOS, min clearance {clearance} {heightUnit}'**
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  );
+
+  /// No description provided for @losProfileBlocked.
+  ///
+  /// In en, this message translates to:
+  /// **'{distance} {distanceUnit}, blocked by {obstruction} {heightUnit}'**
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  );
+
+  /// No description provided for @losStatusChecking.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS: checking...'**
+  String get losStatusChecking;
+
+  /// No description provided for @losStatusNoData.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS: no data'**
+  String get losStatusNoData;
+
+  /// No description provided for @losStatusSummary.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS: {clear}/{total} clear, {blocked} blocked, {unknown} unknown'**
+  String losStatusSummary(int clear, int total, int blocked, int unknown);
+
+  /// No description provided for @losErrorElevationUnavailable.
+  ///
+  /// In en, this message translates to:
+  /// **'Elevation data unavailable for one or more samples.'**
+  String get losErrorElevationUnavailable;
+
+  /// No description provided for @losErrorInvalidInput.
+  ///
+  /// In en, this message translates to:
+  /// **'Invalid points/elevation data for LOS calculation.'**
+  String get losErrorInvalidInput;
+
+  /// No description provided for @losRenameCustomPoint.
+  ///
+  /// In en, this message translates to:
+  /// **'Rename custom point'**
+  String get losRenameCustomPoint;
+
+  /// No description provided for @losPointName.
+  ///
+  /// In en, this message translates to:
+  /// **'Point name'**
+  String get losPointName;
+
+  /// No description provided for @losShowPanelTooltip.
+  ///
+  /// In en, this message translates to:
+  /// **'Show LOS panel'**
+  String get losShowPanelTooltip;
+
+  /// No description provided for @losHidePanelTooltip.
+  ///
+  /// In en, this message translates to:
+  /// **'Hide LOS panel'**
+  String get losHidePanelTooltip;
+
+  /// No description provided for @losElevationAttribution.
+  ///
+  /// In en, this message translates to:
+  /// **'Elevation data: Open-Meteo (CC BY 4.0)'**
+  String get losElevationAttribution;
+
+  /// No description provided for @losLegendRadioHorizon.
+  ///
+  /// In en, this message translates to:
+  /// **'Radio horizon'**
+  String get losLegendRadioHorizon;
+
+  /// No description provided for @losLegendLosBeam.
+  ///
+  /// In en, this message translates to:
+  /// **'LOS beam'**
+  String get losLegendLosBeam;
+
+  /// No description provided for @losLegendTerrain.
+  ///
+  /// In en, this message translates to:
+  /// **'Terrain'**
+  String get losLegendTerrain;
+
+  /// No description provided for @losFrequencyLabel.
+  ///
+  /// In en, this message translates to:
+  /// **'Frequency'**
+  String get losFrequencyLabel;
+
+  /// No description provided for @losFrequencyInfoTooltip.
+  ///
+  /// In en, this message translates to:
+  /// **'View calculation details'**
+  String get losFrequencyInfoTooltip;
+
+  /// No description provided for @losFrequencyDialogTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Radio horizon calculation'**
+  String get losFrequencyDialogTitle;
+
+  /// Explain how the calculation uses the baseline frequency and derived k-factor.
+  ///
+  /// In en, this message translates to:
+  /// **'Starting from k={baselineK} at {baselineFreq} MHz, the calculation adjusts the k-factor for the current {frequencyMHz} MHz band, which defines the curved radio horizon cap.'**
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  );
+
   /// No description provided for @contacts_pathTrace.
   ///
   /// In en, this message translates to:
@@ -5023,6 +5332,18 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'meshcore-open GPX map data export'**
   String get settings_gpxExportShareSubject;
+
+  /// No description provided for @snrIndicator_nearByRepeaters.
+  ///
+  /// In en, this message translates to:
+  /// **'Nearby Repeaters'**
+  String get snrIndicator_nearByRepeaters;
+
+  /// No description provided for @snrIndicator_lastSeen.
+  ///
+  /// In en, this message translates to:
+  /// **'Last seen'**
+  String get snrIndicator_lastSeen;
 }
 
 class _AppLocalizationsDelegate

lib/l10n/app_localizations_bg.dart

@@ -326,6 +326,10 @@ class AppLocalizationsBg extends AppLocalizations {
   String get settings_aboutDescription =>
       'Отворен софтуер за Flutter клиент за MeshCore LoRa мрежови устройства.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Данни за надморска височина на LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Име';
 
@@ -462,6 +466,14 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Украински';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Разрешаване на проследяване на съобщения';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Показване на подробни метаданни за маршрутизация и синхронизация за съобщения';
+
   @override
   String get appSettings_notifications => 'Уведомления';
 
@@ -622,6 +634,15 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Кеш на офлайн карти';
 
+  @override
+  String get appSettings_unitsTitle => 'единици';
+
+  @override
+  String get appSettings_unitsMetric => 'Метрика (m / km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Имперска (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Няма избрана област';
 
@@ -785,6 +806,12 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get channels_editChannel => 'Редактирай канал';
 
+  @override
+  String get channels_muteChannel => 'Заглуши канала';
+
+  @override
+  String get channels_unmuteChannel => 'Включи известията на канала';
+
   @override
   String get channels_deleteChannel => 'Изтрий канала';
 
@@ -793,6 +820,11 @@ class AppLocalizationsBg extends AppLocalizations {
     return 'Изтрий \"$name\"? Това не може да бъде отменено.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Неуспешно изтриване на канала \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Каналът \"$name\" е изтрит';
@@ -1080,6 +1112,9 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Управление на пътища';
 
+  @override
+  String get chat_ShowAllPaths => 'Покажи всички пътища';
+
   @override
   String get chat_routingMode => 'Режим на маршрутизиране';
 
@@ -1240,6 +1275,12 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get map_title => 'Карта на възлите';
 
+  @override
+  String get map_lineOfSight => 'Линия на видимост';
+
+  @override
+  String get map_losScreenTitle => 'Линия на видимост';
+
   @override
   String get map_noNodesWithLocation => 'Няма възли с данни за местоположение.';
 
@@ -1677,10 +1718,10 @@ class AppLocalizationsBg extends AppLocalizations {
   String get repeater_cliSubtitle => 'Изпрати команди към ретранслатора';
 
   @override
-  String get repeater_neighbours => 'Съседи';
+  String get repeater_neighbors => 'Съседи';
 
   @override
-  String get repeater_neighboursSubtitle =>
+  String get repeater_neighborsSubtitle =>
       'Преглед на съседни възли с нулев скок.';
 
   @override
@@ -2380,7 +2421,7 @@ class AppLocalizationsBg extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Повторители Съседи';
+  String get neighbors_repeatersNeighbors => 'Повторители Съседи';
 
   @override
   String get neighbors_noData => 'Няма налични данни за съседи.';
@@ -2687,6 +2728,15 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get listFilter_all => 'Всички';
 
+  @override
+  String get listFilter_favorites => 'Любими';
+
+  @override
+  String get listFilter_addToFavorites => 'Добави към любими';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Премахване от списъка с любими';
+
   @override
   String get listFilter_users => 'Потребители';
 
@@ -2721,6 +2771,144 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Изчисти пътя';
 
+  @override
+  String get losSelectStartEnd => 'Изберете начални и крайни възли за LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Проверката на пряката видимост е неуспешна: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Изчистете всички точки';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Стартирайте LOS, за да видите профила на надморската височина';
+
+  @override
+  String get losMenuTitle => 'LOS меню';
+
+  @override
+  String get losMenuSubtitle =>
+      'Докоснете възли или натиснете продължително карта за персонализирани точки';
+
+  @override
+  String get losShowDisplayNodes => 'Показване на възли на дисплея';
+
+  @override
+  String get losCustomPoints => 'Персонализирани точки';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Персонализирано $index';
+  }
+
+  @override
+  String get losPointA => 'Точка А';
+
+  @override
+  String get losPointB => 'Точка Б';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Антена A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Антена B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Стартирайте LOS';
+
+  @override
+  String get losNoElevationData => 'Няма данни за надморска височина';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, чист LOS, минимално разстояние $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, блокиран от $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: проверка...';
+
+  @override
+  String get losStatusNoData => 'LOS: няма данни';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total ясно, $blocked блокирано, $unknown неизвестно';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Няма налични данни за надморска височина за една или повече проби.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Невалидни данни за точки/надморска височина за изчисляване на LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Преименувайте персонализирана точка';
+
+  @override
+  String get losPointName => 'Име на точката';
+
+  @override
+  String get losShowPanelTooltip => 'Показване на LOS панел';
+
+  @override
+  String get losHidePanelTooltip => 'Скриване на LOS панела';
+
+  @override
+  String get losElevationAttribution =>
+      'Данни за надморска височина: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Радиохоризонт';
+
+  @override
+  String get losLegendLosBeam => 'Линия на видимост';
+
+  @override
+  String get losLegendTerrain => 'Терен';
+
+  @override
+  String get losFrequencyLabel => 'Честота';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Преглед на детайли за изчислението';
+
+  @override
+  String get losFrequencyDialogTitle => 'Изчисляване на радиохоризонта';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Започвайки от k=$baselineK при $baselineFreq MHz, изчислението коригира k-фактора за текущата $frequencyMHz MHz лента, която определя границата на извития радиохоризонт.';
+  }
+
   @override
   String get contacts_pathTrace => 'Пътен проследяване';
 
@@ -2890,4 +3078,10 @@ class AppLocalizationsBg extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open износ на данни за карта в формат GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Близки повтарящи се устройства';
+
+  @override
+  String get snrIndicator_lastSeen => 'Последно видян';
 }

lib/l10n/app_localizations_de.dart

@@ -320,6 +320,10 @@ class AppLocalizationsDe extends AppLocalizations {
   String get settings_aboutDescription =>
       'Ein Open-Source-Flutter-Client für MeshCore LoRa-Meshnetzwerkgeräte.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'LOS-Höhendaten: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Name';
 
@@ -456,6 +460,14 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukrainisch';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Nachrichtenverfolgung aktivieren';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Detaillierte Routing- und Timing-Metadaten für Nachrichten anzeigen';
+
   @override
   String get appSettings_notifications => 'Benachrichtigungen';
 
@@ -619,6 +631,15 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Offline-Karten-Cache';
 
+  @override
+  String get appSettings_unitsTitle => 'Einheiten';
+
+  @override
+  String get appSettings_unitsMetric => 'Metrisch (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperial (ft/mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Kein Bereich ausgewählt';
 
@@ -782,6 +803,12 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get channels_editChannel => 'Kanal bearbeiten';
 
+  @override
+  String get channels_muteChannel => 'Kanal stummschalten';
+
+  @override
+  String get channels_unmuteChannel => 'Kanal Stummschaltung aufheben';
+
   @override
   String get channels_deleteChannel => 'Lösche den Kanal';
 
@@ -790,6 +817,11 @@ class AppLocalizationsDe extends AppLocalizations {
     return 'Löschen von \"$name\"? Dies kann nicht rückgängig gemacht werden.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Kanal $name konnte nicht gelöscht werden';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanal \"$name\" gelöscht';
@@ -1080,6 +1112,9 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Pfadverwaltung';
 
+  @override
+  String get chat_ShowAllPaths => 'Alle Pfade anzeigen';
+
   @override
   String get chat_routingMode => 'Routenmodus';
 
@@ -1239,6 +1274,12 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get map_title => 'Karte';
 
+  @override
+  String get map_lineOfSight => 'Sichtlinie';
+
+  @override
+  String get map_losScreenTitle => 'Sichtlinie';
+
   @override
   String get map_noNodesWithLocation => 'Keine Knoten mit Standortdaten';
 
@@ -1676,10 +1717,10 @@ class AppLocalizationsDe extends AppLocalizations {
   String get repeater_cliSubtitle => 'Sende Befehle an den Repeater';
 
   @override
-  String get repeater_neighbours => 'Nachbarn';
+  String get repeater_neighbors => 'Nachbarn';
 
   @override
-  String get repeater_neighboursSubtitle => 'Anzahl der Hop-Nachbarn anzeigen.';
+  String get repeater_neighborsSubtitle => 'Anzahl der Hop-Nachbarn anzeigen.';
 
   @override
   String get repeater_settings => 'Einstellungen';
@@ -2382,7 +2423,7 @@ class AppLocalizationsDe extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Nachbarn';
+  String get neighbors_repeatersNeighbors => 'Nachbarn';
 
   @override
   String get neighbors_noData => 'Keine Nachbarsdaten verfügbar.';
@@ -2692,6 +2733,15 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get listFilter_all => 'Alle';
 
+  @override
+  String get listFilter_favorites => 'Favoriten';
+
+  @override
+  String get listFilter_addToFavorites => 'Zu Favoriten hinzufügen';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Aus Favoriten entfernen';
+
   @override
   String get listFilter_users => 'Benutzer';
 
@@ -2726,6 +2776,145 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Pfad löschen';
 
+  @override
+  String get losSelectStartEnd =>
+      'Wählen Sie Start- und Endknoten für LOS aus.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Sichtlinienprüfung fehlgeschlagen: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Löschen Sie alle Punkte';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Führen Sie LOS aus, um das Höhenprofil anzuzeigen';
+
+  @override
+  String get losMenuTitle => 'LOS-Menü';
+
+  @override
+  String get losMenuSubtitle =>
+      'Tippen Sie auf Knoten oder drücken Sie lange auf die Karte, um benutzerdefinierte Punkte anzuzeigen';
+
+  @override
+  String get losShowDisplayNodes => 'Anzeigeknoten anzeigen';
+
+  @override
+  String get losCustomPoints => 'Benutzerdefinierte Punkte';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Benutzerdefiniert $index';
+  }
+
+  @override
+  String get losPointA => 'Punkt A';
+
+  @override
+  String get losPointB => 'Punkt B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenne A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenne B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Führen Sie LOS aus';
+
+  @override
+  String get losNoElevationData => 'Keine Höhendaten';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, freie Sichtlinie, Mindestabstand $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, blockiert durch $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: Überprüfen...';
+
+  @override
+  String get losStatusNoData => 'LOS: keine Daten';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'Sichtlinie: $clear/$total frei, $blocked blockiert, $unknown unbekannt';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Für eine oder mehrere Proben sind keine Höhendaten verfügbar.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Ungültige Punkte/Höhendaten für die LOS-Berechnung.';
+
+  @override
+  String get losRenameCustomPoint =>
+      'Benennen Sie den benutzerdefinierten Punkt um';
+
+  @override
+  String get losPointName => 'Punktname';
+
+  @override
+  String get losShowPanelTooltip => 'LOS-Panel anzeigen';
+
+  @override
+  String get losHidePanelTooltip => 'LOS-Panel ausblenden';
+
+  @override
+  String get losElevationAttribution => 'Höhendaten: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Funkhorizont';
+
+  @override
+  String get losLegendLosBeam => 'Sichtlinie';
+
+  @override
+  String get losLegendTerrain => 'Gelände';
+
+  @override
+  String get losFrequencyLabel => 'Frequenz';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Details zur Berechnung anzeigen';
+
+  @override
+  String get losFrequencyDialogTitle => 'Berechnung des Funkhorizonts';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Ausgehend von k=$baselineK bei $baselineFreq MHz passt die Berechnung den k-Faktor für das aktuelle $frequencyMHz MHz-Band an, das die gekrümmte Funkhorizontobergrenze definiert.';
+  }
+
   @override
   String get contacts_pathTrace => 'Pfadverfolgung';
 
@@ -2898,4 +3087,10 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'GPX-Kartendaten aus meshcore-open exportieren';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'In der Nähe befindliche Repeater';
+
+  @override
+  String get snrIndicator_lastSeen => 'Zuletzt gesehen';
 }

lib/l10n/app_localizations_en.dart

@@ -318,6 +318,10 @@ class AppLocalizationsEn extends AppLocalizations {
   String get settings_aboutDescription =>
       'An open-source Flutter client for MeshCore LoRa mesh networking devices.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'LOS elevation data: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Name';
 
@@ -454,6 +458,13 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Українська';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Enable Message Tracing';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Show detailed routing and timing metadata for messages';
+
   @override
   String get appSettings_notifications => 'Notifications';
 
@@ -614,6 +625,15 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Offline Map Cache';
 
+  @override
+  String get appSettings_unitsTitle => 'Units';
+
+  @override
+  String get appSettings_unitsMetric => 'Metric (m / km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperial (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'No area selected';
 
@@ -774,6 +794,12 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get channels_editChannel => 'Edit channel';
 
+  @override
+  String get channels_muteChannel => 'Mute channel';
+
+  @override
+  String get channels_unmuteChannel => 'Unmute channel';
+
   @override
   String get channels_deleteChannel => 'Delete channel';
 
@@ -782,6 +808,11 @@ class AppLocalizationsEn extends AppLocalizations {
     return 'Delete \"$name\"? This cannot be undone.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Failed to delete channel \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Channel \"$name\" deleted';
@@ -1065,6 +1096,9 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Path Management';
 
+  @override
+  String get chat_ShowAllPaths => 'Show all paths';
+
   @override
   String get chat_routingMode => 'Routing mode';
 
@@ -1219,6 +1253,12 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get map_title => 'Node Map';
 
+  @override
+  String get map_lineOfSight => 'Line of Sight';
+
+  @override
+  String get map_losScreenTitle => 'Line of Sight';
+
   @override
   String get map_noNodesWithLocation => 'No nodes with location data';
 
@@ -1650,10 +1690,10 @@ class AppLocalizationsEn extends AppLocalizations {
   String get repeater_cliSubtitle => 'Send commands to the repeater';
 
   @override
-  String get repeater_neighbours => 'Neighbors';
+  String get repeater_neighbors => 'Neighbors';
 
   @override
-  String get repeater_neighboursSubtitle => 'View zero hop neighbors.';
+  String get repeater_neighborsSubtitle => 'View zero hop neighbors.';
 
   @override
   String get repeater_settings => 'Settings';
@@ -2329,10 +2369,10 @@ class AppLocalizationsEn extends AppLocalizations {
   }
 
   @override
-  String get neighbors_receivedData => 'Received Neighbours Data';
+  String get neighbors_receivedData => 'Received Neighbors Data';
 
   @override
-  String get neighbors_requestTimedOut => 'Neighbours request timed out.';
+  String get neighbors_requestTimedOut => 'Neighbors request timed out.';
 
   @override
   String neighbors_errorLoading(String error) {
@@ -2340,10 +2380,10 @@ class AppLocalizationsEn extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Repeaters Neighbours';
+  String get neighbors_repeatersNeighbors => 'Repeaters Neighbors';
 
   @override
-  String get neighbors_noData => 'No neighbours data available.';
+  String get neighbors_noData => 'No neighbors data available.';
 
   @override
   String neighbors_unknownContact(String pubkey) {
@@ -2646,6 +2686,15 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get listFilter_all => 'All';
 
+  @override
+  String get listFilter_favorites => 'Favorites';
+
+  @override
+  String get listFilter_addToFavorites => 'Add to favorites';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Remove from favorites';
+
   @override
   String get listFilter_users => 'Users';
 
@@ -2680,6 +2729,143 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Clear path.';
 
+  @override
+  String get losSelectStartEnd => 'Select start and end nodes for LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Line-of-sight check failed: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Clear all points';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Run LOS to view elevation profile';
+
+  @override
+  String get losMenuTitle => 'LOS Menu';
+
+  @override
+  String get losMenuSubtitle => 'Tap nodes or long-press map for custom points';
+
+  @override
+  String get losShowDisplayNodes => 'Show display nodes';
+
+  @override
+  String get losCustomPoints => 'Custom points';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Custom $index';
+  }
+
+  @override
+  String get losPointA => 'Point A';
+
+  @override
+  String get losPointB => 'Point B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenna A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenna B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Run LOS';
+
+  @override
+  String get losNoElevationData => 'No elevation data';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, clear LOS, min clearance $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, blocked by $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: checking...';
+
+  @override
+  String get losStatusNoData => 'LOS: no data';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total clear, $blocked blocked, $unknown unknown';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Elevation data unavailable for one or more samples.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Invalid points/elevation data for LOS calculation.';
+
+  @override
+  String get losRenameCustomPoint => 'Rename custom point';
+
+  @override
+  String get losPointName => 'Point name';
+
+  @override
+  String get losShowPanelTooltip => 'Show LOS panel';
+
+  @override
+  String get losHidePanelTooltip => 'Hide LOS panel';
+
+  @override
+  String get losElevationAttribution =>
+      'Elevation data: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Radio horizon';
+
+  @override
+  String get losLegendLosBeam => 'LOS beam';
+
+  @override
+  String get losLegendTerrain => 'Terrain';
+
+  @override
+  String get losFrequencyLabel => 'Frequency';
+
+  @override
+  String get losFrequencyInfoTooltip => 'View calculation details';
+
+  @override
+  String get losFrequencyDialogTitle => 'Radio horizon calculation';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Starting from k=$baselineK at $baselineFreq MHz, the calculation adjusts the k-factor for the current $frequencyMHz MHz band, which defines the curved radio horizon cap.';
+  }
+
   @override
   String get contacts_pathTrace => 'Path Trace';
 
@@ -2845,4 +3031,10 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open GPX map data export';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Nearby Repeaters';
+
+  @override
+  String get snrIndicator_lastSeen => 'Last seen';
 }

lib/l10n/app_localizations_es.dart

@@ -323,6 +323,10 @@ class AppLocalizationsEs extends AppLocalizations {
   String get settings_aboutDescription =>
       'Un cliente de código abierto de Flutter para dispositivos de red mesh LoRa de MeshCore.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Datos de elevación LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Nombre';
 
@@ -459,6 +463,14 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ucraniano';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Habilitar seguimiento de mensajes';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Mostrar metadatos detallados de enrutamiento y tiempo para los mensajes';
+
   @override
   String get appSettings_notifications => 'Notificaciones';
 
@@ -620,6 +632,15 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Caché de Mapa Offline';
 
+  @override
+  String get appSettings_unitsTitle => 'Unidades';
+
+  @override
+  String get appSettings_unitsMetric => 'Métrico (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperial (pies/millas)';
+
   @override
   String get appSettings_noAreaSelected => 'No se ha seleccionado ningún área';
 
@@ -783,6 +804,12 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get channels_editChannel => 'Editar canal';
 
+  @override
+  String get channels_muteChannel => 'Silenciar canal';
+
+  @override
+  String get channels_unmuteChannel => 'Activar canal';
+
   @override
   String get channels_deleteChannel => 'Eliminar canal';
 
@@ -791,6 +818,11 @@ class AppLocalizationsEs extends AppLocalizations {
     return 'Eliminar \"$name\"? Esto no se puede deshacer.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'No se pudo eliminar el canal \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Canal \"$name\" eliminado';
@@ -1079,6 +1111,9 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Gestión de Rutas';
 
+  @override
+  String get chat_ShowAllPaths => 'Mostrar todos los caminos';
+
   @override
   String get chat_routingMode => 'Modo de enrutamiento';
 
@@ -1237,6 +1272,12 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get map_title => 'Mapa de Nodos';
 
+  @override
+  String get map_lineOfSight => 'Línea de visión';
+
+  @override
+  String get map_losScreenTitle => 'Línea de visión';
+
   @override
   String get map_noNodesWithLocation => 'No hay nodos con datos de ubicación';
 
@@ -1674,10 +1715,10 @@ class AppLocalizationsEs extends AppLocalizations {
   String get repeater_cliSubtitle => 'Enviar comandos al repetidor';
 
   @override
-  String get repeater_neighbours => 'Vecinos';
+  String get repeater_neighbors => 'Vecinos';
 
   @override
-  String get repeater_neighboursSubtitle => 'Ver vecinos de salto cero.';
+  String get repeater_neighborsSubtitle => 'Ver vecinos de salto cero.';
 
   @override
   String get repeater_settings => 'Configuración';
@@ -2376,7 +2417,7 @@ class AppLocalizationsEs extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Repetidores Vecinos';
+  String get neighbors_repeatersNeighbors => 'Repetidores Vecinos';
 
   @override
   String get neighbors_noData => 'No hay datos de vecinos disponibles.';
@@ -2685,6 +2726,15 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get listFilter_all => 'Todas';
 
+  @override
+  String get listFilter_favorites => 'Favoritos';
+
+  @override
+  String get listFilter_addToFavorites => 'Añadir a favoritos';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Eliminar de las favoritas';
+
   @override
   String get listFilter_users => 'Usuarios';
 
@@ -2719,6 +2769,146 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Borrar ruta';
 
+  @override
+  String get losSelectStartEnd =>
+      'Seleccione los nodos de inicio y fin para LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Error en la comprobación de la línea de visión: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Borrar todos los puntos';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Ejecute LOS para ver el perfil de elevación';
+
+  @override
+  String get losMenuTitle => 'Menú LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Toque nodos o mantenga presionado el mapa para puntos personalizados';
+
+  @override
+  String get losShowDisplayNodes => 'Mostrar nodos de visualización';
+
+  @override
+  String get losCustomPoints => 'Puntos personalizados';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Personalizado $index';
+  }
+
+  @override
+  String get losPointA => 'Punto A';
+
+  @override
+  String get losPointB => 'Punto B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antena A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antena B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Ejecutar LOS';
+
+  @override
+  String get losNoElevationData => 'Sin datos de elevación';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, despejar LOS, autorización mínima $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, bloqueado por $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: comprobando...';
+
+  @override
+  String get losStatusNoData => 'LOS: sin datos';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total claro, $blocked bloqueado, $unknown desconocido';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Datos de elevación no disponibles para una o más muestras.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Datos de puntos/elevación no válidos para el cálculo de LOS.';
+
+  @override
+  String get losRenameCustomPoint =>
+      'Cambiar el nombre del punto personalizado';
+
+  @override
+  String get losPointName => 'Nombre del punto';
+
+  @override
+  String get losShowPanelTooltip => 'Mostrar panel LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Ocultar panel LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Datos de elevación: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Horizonte radioeléctrico';
+
+  @override
+  String get losLegendLosBeam => 'Línea de visión';
+
+  @override
+  String get losLegendTerrain => 'Terreno';
+
+  @override
+  String get losFrequencyLabel => 'Frecuencia';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Ver detalles del cálculo';
+
+  @override
+  String get losFrequencyDialogTitle => 'Cálculo del horizonte radioeléctrico';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'A partir de k=$baselineK en $baselineFreq MHz, el cálculo ajusta el factor k para la banda actual de $frequencyMHz MHz, que define el límite curvo del horizonte de radio.';
+  }
+
   @override
   String get contacts_pathTrace => 'Rastreo de caminos';
 
@@ -2889,4 +3079,10 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open exportación de datos de mapa GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Repetidores cercanos';
+
+  @override
+  String get snrIndicator_lastSeen => 'Visto por última vez';
 }

lib/l10n/app_localizations_fr.dart

@@ -324,6 +324,10 @@ class AppLocalizationsFr extends AppLocalizations {
   String get settings_aboutDescription =>
       'Un client Flutter open source pour les appareils de réseau mesh MeshCore LoRa.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Données d\'élévation LOS : Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Nom';
 
@@ -460,6 +464,14 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukrainien';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Activer le traçage des messages';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Afficher les métadonnées détaillées de routage et de synchronisation des messages';
+
   @override
   String get appSettings_notifications => 'Notifications';
 
@@ -622,6 +634,15 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Cache de Carte Hors Ligne';
 
+  @override
+  String get appSettings_unitsTitle => 'Unités';
+
+  @override
+  String get appSettings_unitsMetric => 'Métrique (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Impérial (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Aucune zone sélectionnée';
 
@@ -683,7 +704,7 @@ class AppLocalizationsFr extends AppLocalizations {
   String get contacts_manageRoom => 'Gérer le Room Server';
 
   @override
-  String get contacts_roomLogin => 'Connexion Salle';
+  String get contacts_roomLogin => 'Connexion Room Server';
 
   @override
   String get contacts_openChat => 'Ouverture du Chat';
@@ -785,6 +806,12 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get channels_editChannel => 'Modifier le canal';
 
+  @override
+  String get channels_muteChannel => 'Désactiver les notifications du canal';
+
+  @override
+  String get channels_unmuteChannel => 'Réactiver les notifications du canal';
+
   @override
   String get channels_deleteChannel => 'Supprimer le canal';
 
@@ -793,6 +820,11 @@ class AppLocalizationsFr extends AppLocalizations {
     return 'Supprimer $name? Cela ne peut pas être annulé.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Échec de la suppression de la chaîne \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Le canal \"$name\" a été supprimé';
@@ -1082,6 +1114,9 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Gestion des chemins';
 
+  @override
+  String get chat_ShowAllPaths => 'Afficher tous les chemins';
+
   @override
   String get chat_routingMode => 'Mode de routage';
 
@@ -1243,6 +1278,12 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get map_title => 'Carte des nœuds';
 
+  @override
+  String get map_lineOfSight => 'Ligne de vue';
+
+  @override
+  String get map_losScreenTitle => 'Ligne de vue';
+
   @override
   String get map_noNodesWithLocation =>
       'Aucun nœud avec des données de localisation';
@@ -1531,7 +1572,7 @@ class AppLocalizationsFr extends AppLocalizations {
   String get login_repeaterLogin => 'Connexion au répéteur';
 
   @override
-  String get login_roomLogin => 'Connexion Salle';
+  String get login_roomLogin => 'Connexion Room Server';
 
   @override
   String get login_password => 'Mot de passe';
@@ -1656,7 +1697,7 @@ class AppLocalizationsFr extends AppLocalizations {
   String get repeater_management => 'Gestion des répéteurs';
 
   @override
-  String get room_management => 'Administración del Servidor de Habitación';
+  String get room_management => 'Administrattion Room Server';
 
   @override
   String get repeater_managementTools => 'Outils de Gestion';
@@ -1682,11 +1723,10 @@ class AppLocalizationsFr extends AppLocalizations {
   String get repeater_cliSubtitle => 'Envoyer des commandes au répéteur';
 
   @override
-  String get repeater_neighbours => 'Voisins';
+  String get repeater_neighbors => 'Voisins';
 
   @override
-  String get repeater_neighboursSubtitle =>
-      'Afficher les voisins de saut nuls.';
+  String get repeater_neighborsSubtitle => 'Afficher les voisins de saut nuls.';
 
   @override
   String get repeater_settings => 'Paramètres';
@@ -2391,7 +2431,7 @@ class AppLocalizationsFr extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Répéteurs Voisins';
+  String get neighbors_repeatersNeighbors => 'Répéteurs Voisins';
 
   @override
   String get neighbors_noData =>
@@ -2702,6 +2742,15 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get listFilter_all => 'Tout';
 
+  @override
+  String get listFilter_favorites => 'Préférences';
+
+  @override
+  String get listFilter_addToFavorites => 'Ajouter à mes favoris';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Supprimer des favoris';
+
   @override
   String get listFilter_users => 'Utilisateurs';
 
@@ -2736,6 +2785,145 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Effacer le chemin';
 
+  @override
+  String get losSelectStartEnd =>
+      'Sélectionnez les nœuds de début et de fin pour LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Échec de la vérification de la ligne de vue : $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Effacer tous les points';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Exécutez LOS pour afficher le profil d\'altitude';
+
+  @override
+  String get losMenuTitle => 'Menu LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Appuyez sur les nœuds ou appuyez longuement sur la carte pour des points personnalisés';
+
+  @override
+  String get losShowDisplayNodes => 'Afficher les nœuds d\'affichage';
+
+  @override
+  String get losCustomPoints => 'Points personnalisés';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Personnalisé $index';
+  }
+
+  @override
+  String get losPointA => 'Point A';
+
+  @override
+  String get losPointB => 'Point B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenne A : $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenne B : $value $unit';
+  }
+
+  @override
+  String get losRun => 'Exécuter la LOS';
+
+  @override
+  String get losNoElevationData => 'Aucune donnée d\'altitude';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, LOS clair, clairance minimale $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, bloqué par $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS : vérification...';
+
+  @override
+  String get losStatusNoData => 'LOS : aucune donnée';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS : $clear/$total clair, $blocked bloqué, $unknown inconnu';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Données d\'altitude indisponibles pour un ou plusieurs échantillons.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Données de points/d\'altitude non valides pour le calcul de la LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Renommer le point personnalisé';
+
+  @override
+  String get losPointName => 'Nom du point';
+
+  @override
+  String get losShowPanelTooltip => 'Afficher le panneau LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Masquer le panneau LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Données d’altitude : Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Horizon radio';
+
+  @override
+  String get losLegendLosBeam => 'Ligne de visée';
+
+  @override
+  String get losLegendTerrain => 'Terrain';
+
+  @override
+  String get losFrequencyLabel => 'Fréquence';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Voir les détails du calcul';
+
+  @override
+  String get losFrequencyDialogTitle => 'Calcul de l’horizon radio';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'À partir de k=$baselineK à $baselineFreq MHz, le calcul ajuste le facteur k pour la bande actuelle de $frequencyMHz MHz, ce qui définit la limite incurvée de l\'horizon radio.';
+  }
+
   @override
   String get contacts_pathTrace => 'Traçage de chemin';
 
@@ -2913,4 +3101,10 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open exporter les données de carte GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Répéteurs à proximité';
+
+  @override
+  String get snrIndicator_lastSeen => 'Dernière fois vu';
 }

lib/l10n/app_localizations_it.dart

@@ -322,6 +322,10 @@ class AppLocalizationsIt extends AppLocalizations {
   String get settings_aboutDescription =>
       'Un client Flutter open-source per i dispositivi di rete mesh LoRa Core di MeshCore.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Dati di elevazione LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Nome';
 
@@ -458,6 +462,14 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ucraino';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Abilita tracciamento messaggi';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Mostra metadati dettagliati su instradamento e tempi per i messaggi';
+
   @override
   String get appSettings_notifications => 'Notifiche';
 
@@ -619,6 +631,15 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Cache Mappa Offline';
 
+  @override
+  String get appSettings_unitsTitle => 'Unità';
+
+  @override
+  String get appSettings_unitsMetric => 'Metrico (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperiale (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Nessun\'area selezionata';
 
@@ -781,6 +802,12 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get channels_editChannel => 'Modifica canale';
 
+  @override
+  String get channels_muteChannel => 'Silenzia canale';
+
+  @override
+  String get channels_unmuteChannel => 'Attiva notifiche canale';
+
   @override
   String get channels_deleteChannel => 'Elimina canale';
 
@@ -789,6 +816,11 @@ class AppLocalizationsIt extends AppLocalizations {
     return 'Eliminare \"$name\"? Non può essere annullato.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Impossibile eliminare il canale \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Canale \"$name\" eliminato';
@@ -1077,6 +1109,9 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Gestione Percorsi';
 
+  @override
+  String get chat_ShowAllPaths => 'Mostra tutti i percorsi';
+
   @override
   String get chat_routingMode => 'Modalità di routing';
 
@@ -1236,6 +1271,12 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get map_title => 'Mappa Nodi';
 
+  @override
+  String get map_lineOfSight => 'Linea di vista';
+
+  @override
+  String get map_losScreenTitle => 'Linea di vista';
+
   @override
   String get map_noNodesWithLocation => 'Nessun nodo con dati di posizione';
 
@@ -1672,10 +1713,10 @@ class AppLocalizationsIt extends AppLocalizations {
   String get repeater_cliSubtitle => 'Invia comandi al ripetitore';
 
   @override
-  String get repeater_neighbours => 'Vicini';
+  String get repeater_neighbors => 'Vicini';
 
   @override
-  String get repeater_neighboursSubtitle =>
+  String get repeater_neighborsSubtitle =>
       'Visualizza vicini di salto pari a zero.';
 
   @override
@@ -2376,7 +2417,7 @@ class AppLocalizationsIt extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Ripetitori Vicini';
+  String get neighbors_repeatersNeighbors => 'Ripetitori Vicini';
 
   @override
   String get neighbors_noData => 'Nessun dato sugli vicini disponibile.';
@@ -2685,6 +2726,15 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get listFilter_all => 'Tutti';
 
+  @override
+  String get listFilter_favorites => 'Preferiti';
+
+  @override
+  String get listFilter_addToFavorites => 'Aggiungi ai preferiti';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Rimuovi dai preferiti';
+
   @override
   String get listFilter_users => 'Utenti';
 
@@ -2720,6 +2770,145 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Pulisci percorso';
 
+  @override
+  String get losSelectStartEnd =>
+      'Seleziona i nodi iniziali e finali per la LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Controllo della linea di vista fallito: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Cancella tutti i punti';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Eseguire LOS per visualizzare il profilo altimetrico';
+
+  @override
+  String get losMenuTitle => 'Menù LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Tocca i nodi o premi a lungo la mappa per punti personalizzati';
+
+  @override
+  String get losShowDisplayNodes => 'Mostra i nodi di visualizzazione';
+
+  @override
+  String get losCustomPoints => 'Punti personalizzati';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Personalizzato $index';
+  }
+
+  @override
+  String get losPointA => 'Punto A';
+
+  @override
+  String get losPointB => 'Punto B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenna A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenna B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Esegui LOS';
+
+  @override
+  String get losNoElevationData => 'Nessun dato di elevazione';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, libera LOS, distanza minima $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, bloccato da $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: controllo...';
+
+  @override
+  String get losStatusNoData => 'LOS: nessun dato';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total libera, $blocked bloccato, $unknown sconosciuto';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Dati di elevazione non disponibili per uno o più campioni.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Dati punti/elevazione non validi per il calcolo della LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Rinomina punto personalizzato';
+
+  @override
+  String get losPointName => 'Nome del punto';
+
+  @override
+  String get losShowPanelTooltip => 'Mostra il pannello LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Nascondi il pannello LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Dati di elevazione: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Orizzonte radio';
+
+  @override
+  String get losLegendLosBeam => 'Linea di vista';
+
+  @override
+  String get losLegendTerrain => 'Terreno';
+
+  @override
+  String get losFrequencyLabel => 'Frequenza';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Visualizza i dettagli del calcolo';
+
+  @override
+  String get losFrequencyDialogTitle => 'Calcolo dell’orizzonte radio';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Partendo da k=$baselineK a $baselineFreq MHz, il calcolo regola il fattore k per l\'attuale banda $frequencyMHz MHz, che definisce il limite curvo dell\'orizzonte radio.';
+  }
+
   @override
   String get contacts_pathTrace => 'Traccia Percorso';
 
@@ -2893,4 +3082,10 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open esportazione dati mappa GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Ripetitori vicini';
+
+  @override
+  String get snrIndicator_lastSeen => 'Ultimo accesso';
 }

lib/l10n/app_localizations_nl.dart

@@ -320,6 +320,10 @@ class AppLocalizationsNl extends AppLocalizations {
   String get settings_aboutDescription =>
       'Een open-source Flutter client voor MeshCore LoRa mesh netwerkapparaten.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'LOS-hoogtegegevens: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Naam';
 
@@ -456,6 +460,13 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Oekraïens';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Berichttracking inschakelen';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Gedetailleerde routerings- en timing-metadata voor berichten weergeven';
+
   @override
   String get appSettings_notifications => 'Notificaties';
 
@@ -617,6 +628,15 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Offline Kaarten Cache';
 
+  @override
+  String get appSettings_unitsTitle => 'Eenheden';
+
+  @override
+  String get appSettings_unitsMetric => 'Metrisch (m / km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperiaal (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Geen gebied geselecteerd';
 
@@ -779,6 +799,12 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get channels_editChannel => 'Kanaal bewerken';
 
+  @override
+  String get channels_muteChannel => 'Kanaal dempen';
+
+  @override
+  String get channels_unmuteChannel => 'Kanaal dempen opheffen';
+
   @override
   String get channels_deleteChannel => 'Kanaal verwijderen';
 
@@ -787,6 +813,11 @@ class AppLocalizationsNl extends AppLocalizations {
     return 'Verwijderen \"$name\"? Dit kan niet worden teruggedraaid.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Kan kanaal $name niet verwijderen';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanaal \"$name\" verwijderd';
@@ -1074,6 +1105,9 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Beheer van Paden';
 
+  @override
+  String get chat_ShowAllPaths => 'Toon alle paden';
+
   @override
   String get chat_routingMode => 'Routeerwijze';
 
@@ -1232,6 +1266,12 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get map_title => 'Node Map';
 
+  @override
+  String get map_lineOfSight => 'Zichtlijn';
+
+  @override
+  String get map_losScreenTitle => 'Zichtlijn';
+
   @override
   String get map_noNodesWithLocation => 'Geen nodes met locatiegegevens';
 
@@ -1668,10 +1708,10 @@ class AppLocalizationsNl extends AppLocalizations {
   String get repeater_cliSubtitle => 'Verzend commando\'s naar de repeater';
 
   @override
-  String get repeater_neighbours => 'Buren';
+  String get repeater_neighbors => 'Buren';
 
   @override
-  String get repeater_neighboursSubtitle => 'Bekijk nul hops buren.';
+  String get repeater_neighborsSubtitle => 'Bekijk nul hops buren.';
 
   @override
   String get repeater_settings => 'Instellingen';
@@ -2367,7 +2407,7 @@ class AppLocalizationsNl extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Herhalingen Buren';
+  String get neighbors_repeatersNeighbors => 'Herhalingen Buren';
 
   @override
   String get neighbors_noData => 'Geen gegevens van buren beschikbaar.';
@@ -2677,6 +2717,15 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get listFilter_all => 'Alles';
 
+  @override
+  String get listFilter_favorites => 'Favorieten';
+
+  @override
+  String get listFilter_addToFavorites => 'Toevoegen aan favorieten';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Verwijderen uit favorieten';
+
   @override
   String get listFilter_users => 'Gebruikers';
 
@@ -2711,6 +2760,145 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Weg wissen';
 
+  @override
+  String get losSelectStartEnd =>
+      'Selecteer begin- en eindknooppunten voor LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Zichtlijncontrole mislukt: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Wis alle punten';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Voer LOS uit om het hoogteprofiel te bekijken';
+
+  @override
+  String get losMenuTitle => 'LOS-menu';
+
+  @override
+  String get losMenuSubtitle =>
+      'Tik op knooppunten of druk lang op de kaart voor aangepaste punten';
+
+  @override
+  String get losShowDisplayNodes => 'Toon weergaveknooppunten';
+
+  @override
+  String get losCustomPoints => 'Aangepaste punten';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Aangepast $index';
+  }
+
+  @override
+  String get losPointA => 'Punt A';
+
+  @override
+  String get losPointB => 'Punt B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenne A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenne B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Voer LOS uit';
+
+  @override
+  String get losNoElevationData => 'Geen hoogtegegevens';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, vrije LOS, min. vrije ruimte $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, geblokkeerd door $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: controleren...';
+
+  @override
+  String get losStatusNoData => 'LOS: geen gegevens';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total gewist, $blocked geblokkeerd, $unknown onbekend';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Hoogtegegevens niet beschikbaar voor een of meer monsters.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Ongeldige punten/hoogtegegevens voor LOS-berekening.';
+
+  @override
+  String get losRenameCustomPoint => 'Hernoem aangepast punt';
+
+  @override
+  String get losPointName => 'Puntnaam';
+
+  @override
+  String get losShowPanelTooltip => 'Toon LOS-paneel';
+
+  @override
+  String get losHidePanelTooltip => 'LOS-paneel verbergen';
+
+  @override
+  String get losElevationAttribution =>
+      'Hoogtegegevens: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Radiohorizon';
+
+  @override
+  String get losLegendLosBeam => 'Zichtlijn';
+
+  @override
+  String get losLegendTerrain => 'Terrein';
+
+  @override
+  String get losFrequencyLabel => 'Frequentie';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Bekijk details van de berekening';
+
+  @override
+  String get losFrequencyDialogTitle => 'Berekening van de radiohorizon';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Beginnend met k=$baselineK bij $baselineFreq MHz, wordt bij de berekening de k-factor aangepast voor de huidige $frequencyMHz MHz-band, die de gebogen radiohorizonkap definieert.';
+  }
+
   @override
   String get contacts_pathTrace => 'Pad Traceren';
 
@@ -2881,4 +3069,10 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open GPX kaartgegevens exporteren';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Nabije herhalingseenheden';
+
+  @override
+  String get snrIndicator_lastSeen => 'Laatst gezien';
 }

lib/l10n/app_localizations_pl.dart

@@ -323,6 +323,10 @@ class AppLocalizationsPl extends AppLocalizations {
   String get settings_aboutDescription =>
       'Otwarty kod źródłowy klient Flutter dla urządzeń do sieci mesh LoRa MeshCore.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Dane wysokościowe LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Imię';
 
@@ -460,6 +464,13 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukraińska';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Włącz śledzenie wiadomości';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Pokaż szczegółowe metadane trasowania i czasu dla wiadomości';
+
   @override
   String get appSettings_notifications => 'Powiadomienia';
 
@@ -621,6 +632,15 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Bufor Map Offline';
 
+  @override
+  String get appSettings_unitsTitle => 'Jednostki';
+
+  @override
+  String get appSettings_unitsMetric => 'Metryczne (m / km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperialne (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Nie zaznaczono żadnej powierzchni.';
 
@@ -784,6 +804,12 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get channels_editChannel => 'Edytuj kanał';
 
+  @override
+  String get channels_muteChannel => 'Wycisz kanał';
+
+  @override
+  String get channels_unmuteChannel => 'Wyłącz wyciszenie kanału';
+
   @override
   String get channels_deleteChannel => 'Usuń kanał';
 
@@ -792,6 +818,11 @@ class AppLocalizationsPl extends AppLocalizations {
     return 'Usuń \"$name\"? Nie można tego cofnąć.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Nie udało się usunąć kanału \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanał \"$name\" usunięto';
@@ -1079,6 +1110,9 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Zarządzanie ścieżkami';
 
+  @override
+  String get chat_ShowAllPaths => 'Pokaż wszystkie ścieżki';
+
   @override
   String get chat_routingMode => 'Tryb routingu';
 
@@ -1238,6 +1272,12 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get map_title => 'Mapa węzłów';
 
+  @override
+  String get map_lineOfSight => 'Linia wzroku';
+
+  @override
+  String get map_losScreenTitle => 'Linia wzroku';
+
   @override
   String get map_noNodesWithLocation => 'Brak węzłów z danymi lokalizacyjnymi';
 
@@ -1676,10 +1716,10 @@ class AppLocalizationsPl extends AppLocalizations {
   String get repeater_cliSubtitle => 'Wyślij polecenia do powielacza';
 
   @override
-  String get repeater_neighbours => 'Sąsiedzi';
+  String get repeater_neighbors => 'Sąsiedzi';
 
   @override
-  String get repeater_neighboursSubtitle =>
+  String get repeater_neighborsSubtitle =>
       'Wyświetl sąsiedztwo zerowych hopów.';
 
   @override
@@ -2375,7 +2415,7 @@ class AppLocalizationsPl extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Powtarzacze Sąsiedzi';
+  String get neighbors_repeatersNeighbors => 'Powtarzacze Sąsiedzi';
 
   @override
   String get neighbors_noData => 'Brak danych dotyczących sąsiadów.';
@@ -2684,6 +2724,15 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get listFilter_all => 'Wszystko';
 
+  @override
+  String get listFilter_favorites => 'Ulubione';
+
+  @override
+  String get listFilter_addToFavorites => 'Dodaj do ulubionych';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Usuń z ulubionych';
+
   @override
   String get listFilter_users => 'Użytkownicy';
 
@@ -2718,6 +2767,144 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Wyczyść ścieżkę';
 
+  @override
+  String get losSelectStartEnd => 'Wybierz węzły początkowe i końcowe dla LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Sprawdzenie pola widzenia nie powiodło się: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Wyczyść wszystkie punkty';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Uruchom LOS, aby wyświetlić profil wysokości';
+
+  @override
+  String get losMenuTitle => 'Menu LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Stuknij węzły lub naciśnij i przytrzymaj mapę, aby uzyskać niestandardowe punkty';
+
+  @override
+  String get losShowDisplayNodes => 'Pokaż węzły wyświetlające';
+
+  @override
+  String get losCustomPoints => 'Punkty niestandardowe';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Niestandardowe $index';
+  }
+
+  @override
+  String get losPointA => 'Punkt A';
+
+  @override
+  String get losPointB => 'Punkt B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antena A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antena B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Uruchom LOS-a';
+
+  @override
+  String get losNoElevationData => 'Brak danych o wysokości';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, czysty LOS, minimalny prześwit $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, zablokowane przez $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: sprawdzam...';
+
+  @override
+  String get losStatusNoData => 'LOS: brak danych';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total jasne, $blocked zablokowane, $unknown nieznane';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Dane dotyczące wysokości są niedostępne dla jednej lub większej liczby próbek.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Nieprawidłowe dane punktów/wysokości do obliczenia LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Zmień nazwę punktu niestandardowego';
+
+  @override
+  String get losPointName => 'Nazwa punktu';
+
+  @override
+  String get losShowPanelTooltip => 'Pokaż panel LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Ukryj panel LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Dane dotyczące wysokości: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Horyzont radiowy';
+
+  @override
+  String get losLegendLosBeam => 'Linia widoczności';
+
+  @override
+  String get losLegendTerrain => 'Teren';
+
+  @override
+  String get losFrequencyLabel => 'Częstotliwość';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Zobacz szczegóły obliczenia';
+
+  @override
+  String get losFrequencyDialogTitle => 'Obliczanie horyzontu radiowego';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Zaczynając od k=$baselineK przy $baselineFreq MHz, obliczenia korygują współczynnik k dla bieżącego pasma $frequencyMHz MHz, które definiuje zakrzywiony limit horyzontu radiowego.';
+  }
+
   @override
   String get contacts_pathTrace => 'Śledzenie Ścieżek';
 
@@ -2895,4 +3082,10 @@ class AppLocalizationsPl extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'Eksport danych mapy GPX meshcore-open';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Nadajniki w pobliżu';
+
+  @override
+  String get snrIndicator_lastSeen => 'Ostatnio widziany';
 }

lib/l10n/app_localizations_pt.dart

@@ -324,6 +324,10 @@ class AppLocalizationsPt extends AppLocalizations {
   String get settings_aboutDescription =>
       'Um cliente Flutter de código aberto para dispositivos de rede mesh LoRa Core da MeshCore.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Dados de elevação LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Nome';
 
@@ -460,6 +464,14 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ucraniano';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Ativar rastreamento de mensagens';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Mostrar metadados detalhados de roteamento e tempo para as mensagens';
+
   @override
   String get appSettings_notifications => 'Notificações';
 
@@ -620,6 +632,15 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Cache de Mapa Offline';
 
+  @override
+  String get appSettings_unitsTitle => 'Unidades';
+
+  @override
+  String get appSettings_unitsMetric => 'Métrico (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperial (ft/mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Nenhuma área selecionada';
 
@@ -784,6 +805,12 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get channels_editChannel => 'Editar canal';
 
+  @override
+  String get channels_muteChannel => 'Silenciar canal';
+
+  @override
+  String get channels_unmuteChannel => 'Ativar canal';
+
   @override
   String get channels_deleteChannel => 'Excluir canal';
 
@@ -792,6 +819,11 @@ class AppLocalizationsPt extends AppLocalizations {
     return 'Excluir \"$name\"? Não pode ser desfeito.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Falha ao excluir o canal \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Canal \"$name\" excluído';
@@ -1079,6 +1111,9 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Gerenciamento de Caminhos';
 
+  @override
+  String get chat_ShowAllPaths => 'Mostrar todos os caminhos';
+
   @override
   String get chat_routingMode => 'Modo de roteamento';
 
@@ -1237,6 +1272,12 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get map_title => 'Mapa de Nós';
 
+  @override
+  String get map_lineOfSight => 'Linha de visão';
+
+  @override
+  String get map_losScreenTitle => 'Linha de visão';
+
   @override
   String get map_noNodesWithLocation =>
       'Não existem nós com dados de localização.';
@@ -1674,11 +1715,10 @@ class AppLocalizationsPt extends AppLocalizations {
   String get repeater_cliSubtitle => 'Enviar comandos ao repetidor';
 
   @override
-  String get repeater_neighbours => 'Vizinhos';
+  String get repeater_neighbors => 'Vizinhos';
 
   @override
-  String get repeater_neighboursSubtitle =>
-      'Visualizar vizinhos de salto zero.';
+  String get repeater_neighborsSubtitle => 'Visualizar vizinhos de salto zero.';
 
   @override
   String get repeater_settings => 'Configurações';
@@ -2377,7 +2417,7 @@ class AppLocalizationsPt extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Repetidores Vizinhos';
+  String get neighbors_repeatersNeighbors => 'Repetidores Vizinhos';
 
   @override
   String get neighbors_noData => 'Não estão disponíveis dados de vizinhos.';
@@ -2687,6 +2727,15 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get listFilter_all => 'Tudo';
 
+  @override
+  String get listFilter_favorites => 'Favoritos';
+
+  @override
+  String get listFilter_addToFavorites => 'Adicionar aos favoritos';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Remover da lista de favoritos';
+
   @override
   String get listFilter_users => 'Usuários';
 
@@ -2721,6 +2770,144 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Limpar caminho';
 
+  @override
+  String get losSelectStartEnd => 'Selecione nós iniciais e finais para LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Falha na verificação da linha de visão: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Limpe todos os pontos';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Execute o LOS para visualizar o perfil de elevação';
+
+  @override
+  String get losMenuTitle => 'Menu LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Toque nos nós ou mantenha pressionado o mapa para obter pontos personalizados';
+
+  @override
+  String get losShowDisplayNodes => 'Mostrar nós de exibição';
+
+  @override
+  String get losCustomPoints => 'Pontos personalizados';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return '$index personalizado';
+  }
+
+  @override
+  String get losPointA => 'Ponto A';
+
+  @override
+  String get losPointB => 'Ponto B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antena A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antena B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Executar LOS';
+
+  @override
+  String get losNoElevationData => 'Sem dados de elevação';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, limpar LOS, liberação mínima $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, bloqueado por $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: verificando...';
+
+  @override
+  String get losStatusNoData => 'LOS: sem dados';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total limpo, $blocked bloqueado, $unknown desconhecido';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Dados de elevação indisponíveis para uma ou mais amostras.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Dados de pontos/elevação inválidos para cálculo de LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Renomear ponto personalizado';
+
+  @override
+  String get losPointName => 'Nome do ponto';
+
+  @override
+  String get losShowPanelTooltip => 'Mostrar painel LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Ocultar painel LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Dados de elevação: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Horizonte de rádio';
+
+  @override
+  String get losLegendLosBeam => 'Linha de visada';
+
+  @override
+  String get losLegendTerrain => 'Terreno';
+
+  @override
+  String get losFrequencyLabel => 'Frequência';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Ver detalhes do cálculo';
+
+  @override
+  String get losFrequencyDialogTitle => 'Cálculo do horizonte de rádio';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Começando em k=$baselineK em $baselineFreq MHz, o cálculo ajusta o fator k para a banda atual de $frequencyMHz MHz, que define o limite do horizonte de rádio curvo.';
+  }
+
   @override
   String get contacts_pathTrace => 'Traçado de Caminho';
 
@@ -2890,4 +3077,10 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open exportação de dados de mapa GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Repetidores Próximos';
+
+  @override
+  String get snrIndicator_lastSeen => 'Visto pela última vez';
 }

lib/l10n/app_localizations_ru.dart

@@ -321,6 +321,10 @@ class AppLocalizationsRu extends AppLocalizations {
   String get settings_aboutDescription =>
       'Открытое клиентское приложение на Flutter для устройств MeshCore с LoRa-сетями.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Данные о высоте LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Имя';
 
@@ -458,6 +462,14 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Українська';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Включить трассировку сообщений';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Показывать подробные метаданные о маршрутизации и времени для сообщений';
+
   @override
   String get appSettings_notifications => 'Уведомления';
 
@@ -620,6 +632,15 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Кэш офлайн-карты';
 
+  @override
+  String get appSettings_unitsTitle => 'Единицы';
+
+  @override
+  String get appSettings_unitsMetric => 'Метрическая (м/км)';
+
+  @override
+  String get appSettings_unitsImperial => 'Имперская (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Область не выбрана';
 
@@ -782,6 +803,12 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get channels_editChannel => 'Изменить канал';
 
+  @override
+  String get channels_muteChannel => 'Отключить уведомления канала';
+
+  @override
+  String get channels_unmuteChannel => 'Включить уведомления канала';
+
   @override
   String get channels_deleteChannel => 'Удалить канал';
 
@@ -790,6 +817,11 @@ class AppLocalizationsRu extends AppLocalizations {
     return 'Удалить \"$name\"? Это действие нельзя отменить.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Не удалось удалить канал $name.';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Канал \"$name\" удалён';
@@ -1077,6 +1109,9 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Управление маршрутами';
 
+  @override
+  String get chat_ShowAllPaths => 'Показать все пути';
+
   @override
   String get chat_routingMode => 'Режим маршрутизации';
 
@@ -1239,6 +1274,12 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get map_title => 'Карта нод';
 
+  @override
+  String get map_lineOfSight => 'Линия видимости';
+
+  @override
+  String get map_losScreenTitle => 'Линия видимости';
+
   @override
   String get map_noNodesWithLocation => 'Нет нод с данными о местоположении';
 
@@ -1676,10 +1717,10 @@ class AppLocalizationsRu extends AppLocalizations {
   String get repeater_cliSubtitle => 'Отправка команд репитеру';
 
   @override
-  String get repeater_neighbours => 'Соседи';
+  String get repeater_neighbors => 'Соседи';
 
   @override
-  String get repeater_neighboursSubtitle => 'Просмотр соседей на нулевом хопе.';
+  String get repeater_neighborsSubtitle => 'Просмотр соседей на нулевом хопе.';
 
   @override
   String get repeater_settings => 'Настройки';
@@ -2379,7 +2420,7 @@ class AppLocalizationsRu extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Соседи репитеров';
+  String get neighbors_repeatersNeighbors => 'Соседи репитеров';
 
   @override
   String get neighbors_noData => 'Данные о соседях недоступны.';
@@ -2689,6 +2730,15 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get listFilter_all => 'Все';
 
+  @override
+  String get listFilter_favorites => 'Избранное';
+
+  @override
+  String get listFilter_addToFavorites => 'Добавить в избранное';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Удалить из избранного';
+
   @override
   String get listFilter_users => 'Пользователи';
 
@@ -2723,6 +2773,144 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Очистить путь';
 
+  @override
+  String get losSelectStartEnd => 'Выберите начальный и конечный узлы для LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Проверка прямой видимости не удалась: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Очистить все точки';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Запустите LOS, чтобы просмотреть профиль высот.';
+
+  @override
+  String get losMenuTitle => 'ЛОС Меню';
+
+  @override
+  String get losMenuSubtitle =>
+      'Коснитесь узлов или нажмите и удерживайте карту для выбора пользовательских точек.';
+
+  @override
+  String get losShowDisplayNodes => 'Показать узлы отображения';
+
+  @override
+  String get losCustomPoints => 'Пользовательские точки';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Пользовательский $index';
+  }
+
+  @override
+  String get losPointA => 'Точка А';
+
+  @override
+  String get losPointB => 'Точка Б';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Антенна А: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Антенна Б: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Запустить ЛОС';
+
+  @override
+  String get losNoElevationData => 'Нет данных о высоте';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, свободная зона видимости, минимальный зазор $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, заблокирован $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'ЛОС: проверяю...';
+
+  @override
+  String get losStatusNoData => 'ЛОС: нет данных';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total очищено, $blocked заблокировано, $unknown неизвестно.';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Данные о высоте недоступны для одного или нескольких образцов.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Неверные данные о точках/высоте для расчета LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Переименовать пользовательскую точку';
+
+  @override
+  String get losPointName => 'Имя точки';
+
+  @override
+  String get losShowPanelTooltip => 'Показать панель LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Скрыть панель LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Данные о высоте: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Радиогоризонт';
+
+  @override
+  String get losLegendLosBeam => 'Линия прямой видимости';
+
+  @override
+  String get losLegendTerrain => 'Рельеф';
+
+  @override
+  String get losFrequencyLabel => 'Частота';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Просмотреть детали расчёта';
+
+  @override
+  String get losFrequencyDialogTitle => 'Расчёт радиогоризонта';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Начиная с k=$baselineK на частоте $baselineFreq МГц, расчет корректирует коэффициент k для текущего диапазона $frequencyMHz МГц, который определяет изогнутую границу радиогоризонта.';
+  }
+
   @override
   String get contacts_pathTrace => 'Трассировка пути';
 
@@ -2901,4 +3089,10 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open экспорт данных карты GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Ближайшие ретрансляторы';
+
+  @override
+  String get snrIndicator_lastSeen => 'Последний раз видели';
 }

lib/l10n/app_localizations_sk.dart

@@ -320,6 +320,10 @@ class AppLocalizationsSk extends AppLocalizations {
   String get settings_aboutDescription =>
       'Otvorený zdrojový Flutter klient pre MeshCore LoRa sieťové zariadenia.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Údaje o nadmorskej výške LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Meno';
 
@@ -456,6 +460,13 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukrajinská';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Povoliť sledovanie správ';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Zobraziť podrobné metadáta o smerovaní a časovaní správ';
+
   @override
   String get appSettings_notifications => 'Upozornenia';
 
@@ -614,6 +625,15 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Offline Mapa Pamäť';
 
+  @override
+  String get appSettings_unitsTitle => 'Jednotky';
+
+  @override
+  String get appSettings_unitsMetric => 'Metrické (m / km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperiálne (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Neoznačila sa žiadna oblasť';
 
@@ -779,6 +799,12 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get channels_editChannel => 'Upraviť kanál';
 
+  @override
+  String get channels_muteChannel => 'Stlmiť kanál';
+
+  @override
+  String get channels_unmuteChannel => 'Zrušiť stlmenie kanála';
+
   @override
   String get channels_deleteChannel => 'Odstrániť kanál';
 
@@ -787,6 +813,11 @@ class AppLocalizationsSk extends AppLocalizations {
     return 'Odstrániť \"$name\"? To sa nedá zrušiť.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Kanál \"$name\" sa nepodarilo odstrániť';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanál \"$name\" bol odstránený';
@@ -1074,6 +1105,9 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Správa ciest';
 
+  @override
+  String get chat_ShowAllPaths => 'Zobraziť všetky cesty';
+
   @override
   String get chat_routingMode => 'Režim trasy';
 
@@ -1233,6 +1267,12 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get map_title => 'Mapa uzlov';
 
+  @override
+  String get map_lineOfSight => 'Line of Sight';
+
+  @override
+  String get map_losScreenTitle => 'Line of Sight';
+
   @override
   String get map_noNodesWithLocation => 'Žiadne uzly s údajmi o polohe';
 
@@ -1669,10 +1709,10 @@ class AppLocalizationsSk extends AppLocalizations {
   String get repeater_cliSubtitle => 'Pošlite príkazy opakovaču';
 
   @override
-  String get repeater_neighbours => 'Súsezný';
+  String get repeater_neighbors => 'Súsezný';
 
   @override
-  String get repeater_neighboursSubtitle => 'Zobraziť susedné body bez skokov.';
+  String get repeater_neighborsSubtitle => 'Zobraziť susedné body bez skokov.';
 
   @override
   String get repeater_settings => 'Nastavenia';
@@ -2363,7 +2403,7 @@ class AppLocalizationsSk extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Opakovadlá Súsezná';
+  String get neighbors_repeatersNeighbors => 'Opakovadlá Súsezná';
 
   @override
   String get neighbors_noData =>
@@ -2672,6 +2712,15 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get listFilter_all => 'Všetko';
 
+  @override
+  String get listFilter_favorites => 'Obľúbené';
+
+  @override
+  String get listFilter_addToFavorites => 'Pridaj do obľúbených';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Odstrániť z označení';
+
   @override
   String get listFilter_users => 'Používatelia';
 
@@ -2706,6 +2755,144 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Zmazať cestu';
 
+  @override
+  String get losSelectStartEnd => 'Vyberte počiatočný a koncový uzol pre LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Kontrola priamej viditeľnosti zlyhala: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Vymazať všetky body';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Ak chcete zobraziť výškový profil, spustite LOS';
+
+  @override
+  String get losMenuTitle => 'Menu LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Klepnutím na uzly alebo dlhým stlačením mapy získate vlastné body';
+
+  @override
+  String get losShowDisplayNodes => 'Zobraziť uzly zobrazenia';
+
+  @override
+  String get losCustomPoints => 'Vlastné body';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Vlastné $index';
+  }
+
+  @override
+  String get losPointA => 'Bod A';
+
+  @override
+  String get losPointB => 'Bod B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Anténa A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Anténa B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Spustite LOS';
+
+  @override
+  String get losNoElevationData => 'Žiadne údaje o nadmorskej výške';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, vymazať LOS, min. vôľa $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, blokovaný $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: kontrolujem...';
+
+  @override
+  String get losStatusNoData => 'LOS: žiadne údaje';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total vymazané, $blocked blokované, $unknown neznáme';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Údaje o nadmorskej výške nie sú k dispozícii pre jednu alebo viacero vzoriek.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Neplatné body/údaje o nadmorskej výške pre výpočet LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Premenovať vlastný bod';
+
+  @override
+  String get losPointName => 'Názov bodu';
+
+  @override
+  String get losShowPanelTooltip => 'Zobraziť panel LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Skryť panel LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Údaje o nadmorskej výške: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Rádiový horizont';
+
+  @override
+  String get losLegendLosBeam => 'Priama viditeľnosť';
+
+  @override
+  String get losLegendTerrain => 'Terén';
+
+  @override
+  String get losFrequencyLabel => 'Frekvencia';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Zobraziť podrobnosti výpočtu';
+
+  @override
+  String get losFrequencyDialogTitle => 'Výpočet rádiového horizontu';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Počnúc od k=$baselineK pri $baselineFreq MHz výpočet upraví k-faktor pre aktuálne pásmo $frequencyMHz MHz, ktorý definuje zakrivený strop rádiového horizontu.';
+  }
+
   @override
   String get contacts_pathTrace => 'Sledovanie lúčov';
 
@@ -2877,4 +3064,10 @@ class AppLocalizationsSk extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open export dát GPX mapových údajov';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Miestne opakovače';
+
+  @override
+  String get snrIndicator_lastSeen => 'Naposledy videný';
 }

lib/l10n/app_localizations_sl.dart

@@ -319,6 +319,10 @@ class AppLocalizationsSl extends AppLocalizations {
   String get settings_aboutDescription =>
       'Odprtokodni Flutter klient za naprave za LoRa omrežje MeshCore.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Podatki o višini LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Ime';
 
@@ -455,6 +459,13 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukrajinsko';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Omogoči sledenje sporočilom';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Prikaži podrobne metapodatke o usmerjanju in časovnem usklajevanju sporočil';
+
   @override
   String get appSettings_notifications => 'Obvestila';
 
@@ -615,6 +626,15 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Shramba zemljevidov brez povezave';
 
+  @override
+  String get appSettings_unitsTitle => 'Enote';
+
+  @override
+  String get appSettings_unitsMetric => 'Metrična (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperialno (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Območje ni izbrano';
 
@@ -777,6 +797,12 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get channels_editChannel => 'Uredi kanal';
 
+  @override
+  String get channels_muteChannel => 'Utišaj kanal';
+
+  @override
+  String get channels_unmuteChannel => 'Vklopi obvestila kanala';
+
   @override
   String get channels_deleteChannel => 'Pošlji kanal';
 
@@ -785,6 +811,11 @@ class AppLocalizationsSl extends AppLocalizations {
     return 'Izbrišem \"$name\"? To se ne da povrniti.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Kanala $name ni bilo mogoče izbrisati';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanal \"$name\" izbrisan.';
@@ -1072,6 +1103,9 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Upravljanje poti';
 
+  @override
+  String get chat_ShowAllPaths => 'Prikaži vse poti';
+
   @override
   String get chat_routingMode => 'Navodilo za usmerjevalni način';
 
@@ -1228,6 +1262,12 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get map_title => 'Mapa omrežja';
 
+  @override
+  String get map_lineOfSight => 'Linija vida';
+
+  @override
+  String get map_losScreenTitle => 'Linija vida';
+
   @override
   String get map_noNodesWithLocation =>
       'Nihče od notranjih elementov nima podatkov o lokaciji.';
@@ -1668,10 +1708,10 @@ class AppLocalizationsSl extends AppLocalizations {
       'Pošlji ukazne povelje na ponovitveno enoto.';
 
   @override
-  String get repeater_neighbours => 'Sosedi';
+  String get repeater_neighbors => 'Sosedi';
 
   @override
-  String get repeater_neighboursSubtitle => 'Pogledati nič sosednjih hopjev.';
+  String get repeater_neighborsSubtitle => 'Pogledati nič sosednjih hopjev.';
 
   @override
   String get repeater_settings => 'Nastavitve';
@@ -2367,7 +2407,7 @@ class AppLocalizationsSl extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Ponovitve Sosedi';
+  String get neighbors_repeatersNeighbors => 'Ponovitve Sosedi';
 
   @override
   String get neighbors_noData => 'Niso na voljo podatki o sosedih.';
@@ -2675,6 +2715,15 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get listFilter_all => 'Vse';
 
+  @override
+  String get listFilter_favorites => 'Priljubljene';
+
+  @override
+  String get listFilter_addToFavorites => 'Dodaj v priljubljene';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Odstrani iz priljubljenih';
+
   @override
   String get listFilter_users => 'Uporabniki';
 
@@ -2709,6 +2758,144 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Počisti pot';
 
+  @override
+  String get losSelectStartEnd => 'Izberite začetno in končno vozlišče za LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Preverjanje vidnega polja ni uspelo: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Počisti vse točke';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Zaženite LOS za ogled višinskega profila';
+
+  @override
+  String get losMenuTitle => 'LOS meni';
+
+  @override
+  String get losMenuSubtitle =>
+      'Tapnite vozlišča ali dolgo pritisnite na zemljevid za točke po meri';
+
+  @override
+  String get losShowDisplayNodes => 'Pokaži prikazna vozlišča';
+
+  @override
+  String get losCustomPoints => 'Točke po meri';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Po meri $index';
+  }
+
+  @override
+  String get losPointA => 'Točka A';
+
+  @override
+  String get losPointB => 'Točka B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antena A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antena B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Zaženi LOS';
+
+  @override
+  String get losNoElevationData => 'Ni podatkov o višini';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, čisti LOS, najmanjša razdalja $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, blokiral $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: preverjam ...';
+
+  @override
+  String get losStatusNoData => 'LOS: ni podatkov';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total jasno, $blocked blokirano, $unknown neznano';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Podatki o nadmorski višini niso na voljo za enega ali več vzorcev.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Neveljavni podatki o točkah/višini za izračun LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Preimenujte točko po meri';
+
+  @override
+  String get losPointName => 'Ime točke';
+
+  @override
+  String get losShowPanelTooltip => 'Pokaži ploščo LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Skrij ploščo LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Podatki o višini: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Radijski horizont';
+
+  @override
+  String get losLegendLosBeam => 'Linija vidnosti';
+
+  @override
+  String get losLegendTerrain => 'Teren';
+
+  @override
+  String get losFrequencyLabel => 'Frekvenca';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Prikaži podrobnosti izračuna';
+
+  @override
+  String get losFrequencyDialogTitle => 'Izračun radijskega horizonta';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Začenši od k=$baselineK pri $baselineFreq MHz, izračun prilagodi k-faktor za trenutni pas $frequencyMHz MHz, ki določa ukrivljeno zgornjo mejo radijskega horizonta.';
+  }
+
   @override
   String get contacts_pathTrace => 'Sledenje poti';
 
@@ -2882,4 +3069,10 @@ class AppLocalizationsSl extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open izvoz podatkov GPX karte';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Bližnji ponovitelji';
+
+  @override
+  String get snrIndicator_lastSeen => 'Zadnjič videno';
 }

lib/l10n/app_localizations_sv.dart

@@ -317,6 +317,10 @@ class AppLocalizationsSv extends AppLocalizations {
   String get settings_aboutDescription =>
       'En öppen källkods Flutter-klient för MeshCore LoRa meshnätverksenheter.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'LOS-höjddata: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Namn';
 
@@ -453,6 +457,13 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Ukrainska';
 
+  @override
+  String get appSettings_enableMessageTracing => 'Aktivera meddelandespårning';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Visa detaljerade metadata om dirigering och tidsinställningar för meddelanden';
+
   @override
   String get appSettings_notifications => 'Meddelanden';
 
@@ -610,6 +621,15 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Offline Kartcache';
 
+  @override
+  String get appSettings_unitsTitle => 'Enheter';
+
+  @override
+  String get appSettings_unitsMetric => 'Metriskt (m/km)';
+
+  @override
+  String get appSettings_unitsImperial => 'Imperialt (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Ingen area markerad';
 
@@ -773,6 +793,12 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get channels_editChannel => 'Redigera kanal';
 
+  @override
+  String get channels_muteChannel => 'Tysta kanal';
+
+  @override
+  String get channels_unmuteChannel => 'Slå på ljud för kanal';
+
   @override
   String get channels_deleteChannel => 'Ta bort kanal';
 
@@ -781,6 +807,11 @@ class AppLocalizationsSv extends AppLocalizations {
     return 'Radera \"$name\"? Detta kan inte ångras.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Det gick inte att ta bort kanalen \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Kanalen \"$name\" raderad';
@@ -1069,6 +1100,9 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Stigarhantering';
 
+  @override
+  String get chat_ShowAllPaths => 'Visa alla vägar';
+
   @override
   String get chat_routingMode => 'Ruttläge';
 
@@ -1225,6 +1259,12 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get map_title => 'Nodkarta';
 
+  @override
+  String get map_lineOfSight => 'Synlinje';
+
+  @override
+  String get map_losScreenTitle => 'Synlinje';
+
   @override
   String get map_noNodesWithLocation => 'Inga noder med platsinformation';
 
@@ -1658,10 +1698,10 @@ class AppLocalizationsSv extends AppLocalizations {
   String get repeater_cliSubtitle => 'Skicka kommandon till repetitorn';
 
   @override
-  String get repeater_neighbours => 'Grannar';
+  String get repeater_neighbors => 'Grannar';
 
   @override
-  String get repeater_neighboursSubtitle => 'Visa noll hoppgrannar.';
+  String get repeater_neighborsSubtitle => 'Visa noll hoppgrannar.';
 
   @override
   String get repeater_settings => 'Inställningar';
@@ -2352,7 +2392,7 @@ class AppLocalizationsSv extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Upprepar grannar';
+  String get neighbors_repeatersNeighbors => 'Upprepar grannar';
 
   @override
   String get neighbors_noData => 'Inga grannuppgifter finns tillgängliga.';
@@ -2660,6 +2700,15 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get listFilter_all => 'Alla';
 
+  @override
+  String get listFilter_favorites => 'Favoriter';
+
+  @override
+  String get listFilter_addToFavorites => 'Lägg till i favoriter';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Ta bort från favoriter';
+
   @override
   String get listFilter_users => 'Användare';
 
@@ -2694,6 +2743,142 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Rensa väg';
 
+  @override
+  String get losSelectStartEnd => 'Välj start- och slutnoder för LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Synlinjekontroll misslyckades: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Rensa alla punkter';
+
+  @override
+  String get losRunToViewElevationProfile => 'Kör LOS för att se höjdprofil';
+
+  @override
+  String get losMenuTitle => 'LOS-menyn';
+
+  @override
+  String get losMenuSubtitle =>
+      'Tryck på noder eller tryck länge på kartan för anpassade punkter';
+
+  @override
+  String get losShowDisplayNodes => 'Visa displaynoder';
+
+  @override
+  String get losCustomPoints => 'Anpassade poäng';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Anpassad $index';
+  }
+
+  @override
+  String get losPointA => 'Punkt A';
+
+  @override
+  String get losPointB => 'Punkt B';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Antenn A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Antenn B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Kör LOS';
+
+  @override
+  String get losNoElevationData => 'Inga höjddata';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, rensa LOS, min clearance $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, blockerad av $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: kollar...';
+
+  @override
+  String get losStatusNoData => 'LOS: inga data';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total rensa, $blocked blockerad, $unknown okänd';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Höjddata är inte tillgänglig för ett eller flera prover.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Ogiltiga poäng/höjddata för LOS-beräkning.';
+
+  @override
+  String get losRenameCustomPoint => 'Byt namn på anpassad punkt';
+
+  @override
+  String get losPointName => 'Punktnamn';
+
+  @override
+  String get losShowPanelTooltip => 'Visa LOS-panelen';
+
+  @override
+  String get losHidePanelTooltip => 'Dölj LOS-panelen';
+
+  @override
+  String get losElevationAttribution => 'Höjddata: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Radiohorisont';
+
+  @override
+  String get losLegendLosBeam => 'Siktlinje';
+
+  @override
+  String get losLegendTerrain => 'Terräng';
+
+  @override
+  String get losFrequencyLabel => 'Frekvens';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Visa detaljer om beräkningen';
+
+  @override
+  String get losFrequencyDialogTitle => 'Beräkning av radiohorisonten';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Med start från k=$baselineK vid $baselineFreq MHz, justerar beräkningen k-faktorn för det aktuella $frequencyMHz MHz-bandet, som definierar den böjda radiohorisonten.';
+  }
+
   @override
   String get contacts_pathTrace => 'Path Trace';
 
@@ -2862,4 +3047,10 @@ class AppLocalizationsSv extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'meshcore-open export av GPX-kartdata';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Närliggande uppreparstationer';
+
+  @override
+  String get snrIndicator_lastSeen => 'Senast sedd';
 }

lib/l10n/app_localizations_uk.dart

@@ -322,6 +322,10 @@ class AppLocalizationsUk extends AppLocalizations {
   String get settings_aboutDescription =>
       'Клієнт Flutter з відкритим вихідним кодом для пристроїв мережі MeshCore LoRa.';
 
+  @override
+  String get settings_aboutOpenMeteoAttribution =>
+      'Дані про висоту LOS: Open-Meteo (CC BY 4.0)';
+
   @override
   String get settings_infoName => 'Ім\'я';
 
@@ -458,6 +462,14 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get appSettings_languageUk => 'Українська';
 
+  @override
+  String get appSettings_enableMessageTracing =>
+      'Увімкнути відстеження повідомлень';
+
+  @override
+  String get appSettings_enableMessageTracingSubtitle =>
+      'Показувати детальні метадані про маршрутизацію та час для повідомлень';
+
   @override
   String get appSettings_notifications => 'Сповіщення';
 
@@ -618,6 +630,15 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get appSettings_offlineMapCache => 'Офлайн-кеш карти';
 
+  @override
+  String get appSettings_unitsTitle => 'одиниці';
+
+  @override
+  String get appSettings_unitsMetric => 'Метричний (м / км)';
+
+  @override
+  String get appSettings_unitsImperial => 'Імперська (ft / mi)';
+
   @override
   String get appSettings_noAreaSelected => 'Область не вибрано';
 
@@ -780,6 +801,12 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get channels_editChannel => 'Редагувати канал';
 
+  @override
+  String get channels_muteChannel => 'Вимкнути сповіщення каналу';
+
+  @override
+  String get channels_unmuteChannel => 'Увімкнути сповіщення каналу';
+
   @override
   String get channels_deleteChannel => 'Видалити канал';
 
@@ -788,6 +815,11 @@ class AppLocalizationsUk extends AppLocalizations {
     return 'Видалити $name? Це не можна скасувати.';
   }
 
+  @override
+  String channels_channelDeleteFailed(String name) {
+    return 'Не вдалося видалити канал \"$name\"';
+  }
+
   @override
   String channels_channelDeleted(String name) {
     return 'Канал «$name» видалено';
@@ -1075,6 +1107,9 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get chat_pathManagement => 'Керування шляхами';
 
+  @override
+  String get chat_ShowAllPaths => 'Показати всі шляхи';
+
   @override
   String get chat_routingMode => 'Режим маршрутизації';
 
@@ -1237,6 +1272,12 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get map_title => 'Карта вузлів';
 
+  @override
+  String get map_lineOfSight => 'Пряма видимість';
+
+  @override
+  String get map_losScreenTitle => 'Пряма видимість';
+
   @override
   String get map_noNodesWithLocation =>
       'Немає вузлів з даними про розташування';
@@ -1675,10 +1716,10 @@ class AppLocalizationsUk extends AppLocalizations {
   String get repeater_cliSubtitle => 'Надіслати команди ретранслятору';
 
   @override
-  String get repeater_neighbours => 'Сусіди';
+  String get repeater_neighbors => 'Сусіди';
 
   @override
-  String get repeater_neighboursSubtitle =>
+  String get repeater_neighborsSubtitle =>
       'Показати сусідів нульового стрибка.';
 
   @override
@@ -2380,7 +2421,7 @@ class AppLocalizationsUk extends AppLocalizations {
   }
 
   @override
-  String get neighbors_repeatersNeighbours => 'Ретранслятори-сусіди';
+  String get neighbors_repeatersNeighbors => 'Ретранслятори-сусіди';
 
   @override
   String get neighbors_noData => 'Дані про сусідів недоступні.';
@@ -2696,6 +2737,15 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get listFilter_all => 'Все';
 
+  @override
+  String get listFilter_favorites => 'Улюблені';
+
+  @override
+  String get listFilter_addToFavorites => 'Додати до улюблених';
+
+  @override
+  String get listFilter_removeFromFavorites => 'Видалити зі списку улюблених';
+
   @override
   String get listFilter_users => 'Користувачі';
 
@@ -2730,6 +2780,145 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get pathTrace_clearTooltip => 'Очистити шлях';
 
+  @override
+  String get losSelectStartEnd =>
+      'Виберіть початковий і кінцевий вузли для LOS.';
+
+  @override
+  String losRunFailed(String error) {
+    return 'Помилка перевірки прямої видимості: $error';
+  }
+
+  @override
+  String get losClearAllPoints => 'Очистити всі пункти';
+
+  @override
+  String get losRunToViewElevationProfile =>
+      'Запустіть LOS, щоб переглянути профіль висоти';
+
+  @override
+  String get losMenuTitle => 'Меню LOS';
+
+  @override
+  String get losMenuSubtitle =>
+      'Торкніться вузлів або утримуйте карту, щоб отримати власні точки';
+
+  @override
+  String get losShowDisplayNodes => 'Показати вузли відображення';
+
+  @override
+  String get losCustomPoints => 'Користувальницькі точки';
+
+  @override
+  String losCustomPointLabel(int index) {
+    return 'Спеціальний $index';
+  }
+
+  @override
+  String get losPointA => 'Точка А';
+
+  @override
+  String get losPointB => 'Точка Б';
+
+  @override
+  String losAntennaA(String value, String unit) {
+    return 'Антена A: $value $unit';
+  }
+
+  @override
+  String losAntennaB(String value, String unit) {
+    return 'Антена B: $value $unit';
+  }
+
+  @override
+  String get losRun => 'Запустіть LOS';
+
+  @override
+  String get losNoElevationData => 'Немає даних про висоту';
+
+  @override
+  String losProfileClear(
+    String distance,
+    String distanceUnit,
+    String clearance,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, чистий LOS, мінімальний зазор $clearance $heightUnit';
+  }
+
+  @override
+  String losProfileBlocked(
+    String distance,
+    String distanceUnit,
+    String obstruction,
+    String heightUnit,
+  ) {
+    return '$distance $distanceUnit, заблоковано $obstruction $heightUnit';
+  }
+
+  @override
+  String get losStatusChecking => 'LOS: перевірка...';
+
+  @override
+  String get losStatusNoData => 'LOS: немає даних';
+
+  @override
+  String losStatusSummary(int clear, int total, int blocked, int unknown) {
+    return 'LOS: $clear/$total очищено, $blocked заблоковано, $unknown невідомо';
+  }
+
+  @override
+  String get losErrorElevationUnavailable =>
+      'Дані про висоту недоступні для одного чи кількох зразків.';
+
+  @override
+  String get losErrorInvalidInput =>
+      'Недійсні дані про точки/висоту для розрахунку LOS.';
+
+  @override
+  String get losRenameCustomPoint => 'Перейменуйте спеціальну точку';
+
+  @override
+  String get losPointName => 'Назва точки';
+
+  @override
+  String get losShowPanelTooltip => 'Показати панель LOS';
+
+  @override
+  String get losHidePanelTooltip => 'Приховати панель LOS';
+
+  @override
+  String get losElevationAttribution =>
+      'Дані про висоту: Open-Meteo (CC BY 4.0)';
+
+  @override
+  String get losLegendRadioHorizon => 'Радіогоризонт';
+
+  @override
+  String get losLegendLosBeam => 'Лінія прямої видимості';
+
+  @override
+  String get losLegendTerrain => 'Рельєф';
+
+  @override
+  String get losFrequencyLabel => 'Частота';
+
+  @override
+  String get losFrequencyInfoTooltip => 'Переглянути деталі розрахунку';
+
+  @override
+  String get losFrequencyDialogTitle => 'Розрахунок радіогоризонту';
+
+  @override
+  String losFrequencyDialogDescription(
+    double baselineK,
+    double baselineFreq,
+    double frequencyMHz,
+    double kFactor,
+  ) {
+    return 'Починаючи з k=$baselineK на $baselineFreq МГц, обчислення коригує k-фактор для поточного діапазону $frequencyMHz МГц, який визначає викривлену межу радіогоризонту.';
+  }
+
   @override
   String get contacts_pathTrace => 'Трасування шляхів';
 
@@ -2907,4 +3096,10 @@ class AppLocalizationsUk extends AppLocalizations {
   @override
   String get settings_gpxExportShareSubject =>
       'експорт даних карти meshcore-open у форматі GPX';
+
+  @override
+  String get snrIndicator_nearByRepeaters => 'Ближні ретранслятори';
+
+  @override
+  String get snrIndicator_lastSeen => 'Останній раз бачили';
 }

lib/l10n/app_nl.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Kan kanaal {name} niet verwijderen",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "nl",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Contacten",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Open kanaal",
   "channels_privateChannel": "Private kanaal",
   "channels_editChannel": "Kanaal bewerken",
+  "channels_muteChannel": "Kanaal dempen",
+  "channels_unmuteChannel": "Kanaal dempen opheffen",
   "channels_deleteChannel": "Kanaal verwijderen",
   "channels_deleteChannelConfirm": "Verwijderen \"{name}\"? Dit kan niet worden teruggedraaid.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Buren",
-  "repeater_neighboursSubtitle": "Bekijk nul hops buren.",
+  "repeater_neighbors": "Buren",
+  "repeater_neighborsSubtitle": "Bekijk nul hops buren.",
   "neighbors_receivedData": "Ontvangen Buurdata",
   "neighbors_requestTimedOut": "Buren vragen om tijdelijk uitgeschakeld.",
   "neighbors_errorLoading": "Fout bij het laden van buren: {error}",
-  "neighbors_repeatersNeighbours": "Herhalingen Buren",
+  "neighbors_repeatersNeighbors": "Herhalingen Buren",
   "neighbors_noData": "Geen gegevens van buren beschikbaar.",
   "channels_createPrivateChannelDesc": "Beveiligd met een geheime sleutel.",
   "channels_createPrivateChannel": "Maak een Privé Kanaal",
@@ -1555,6 +1565,8 @@
   "contacts_floodAdvert": "Overstromingsadvertentie",
   "contacts_copyAdvertToClipboard": "Advert naar klembord kopiëren",
   "appSettings_languageRu": "Russisch",
+  "appSettings_enableMessageTracing": "Berichttracking inschakelen",
+  "appSettings_enableMessageTracingSubtitle": "Gedetailleerde routerings- en timing-metadata voor berichten weergeven",
   "contacts_clipboardEmpty": "Knipbord is leeg.",
   "contacts_addContactFromClipboard": "Contact uit klembord toevoegen",
   "contacts_contactImported": "Contact is geïmporteerd.",
@@ -1594,7 +1606,152 @@
   "scanner_enableBluetooth": "Activeer Bluetooth",
   "scanner_bluetoothOffMessage": "Zorg ervoor dat Bluetooth is ingeschakeld om naar apparaten te zoeken.",
   "scanner_bluetoothOff": "Bluetooth is uitgeschakeld",
+  "snrIndicator_lastSeen": "Laatst gezien",
+  "snrIndicator_nearByRepeaters": "Nabije herhalingseenheden",
+  "chat_ShowAllPaths": "Toon alle paden",
   "settings_clientRepeat": "Herhalen: Afgekoppeld",
   "settings_clientRepeatSubtitle": "Laat dit apparaat de mesh-pakketten opnieuw verzenden voor andere apparaten.",
-  "settings_clientRepeatFreqWarning": "Om een signaal buiten het netwerk te versturen, zijn frequenties van 433, 869 of 918 MHz vereist."
+  "settings_clientRepeatFreqWarning": "Om een signaal buiten het netwerk te versturen, zijn frequenties van 433, 869 of 918 MHz vereist.",
+  "settings_aboutOpenMeteoAttribution": "LOS-hoogtegegevens: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Eenheden",
+  "appSettings_unitsMetric": "Metrisch (m / km)",
+  "appSettings_unitsImperial": "Imperiaal (ft / mi)",
+  "map_lineOfSight": "Zichtlijn",
+  "map_losScreenTitle": "Zichtlijn",
+  "losSelectStartEnd": "Selecteer begin- en eindknooppunten voor LOS.",
+  "losRunFailed": "Zichtlijncontrole mislukt: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Wis alle punten",
+  "losRunToViewElevationProfile": "Voer LOS uit om het hoogteprofiel te bekijken",
+  "losMenuTitle": "LOS-menu",
+  "losMenuSubtitle": "Tik op knooppunten of druk lang op de kaart voor aangepaste punten",
+  "losShowDisplayNodes": "Toon weergaveknooppunten",
+  "losCustomPoints": "Aangepaste punten",
+  "losCustomPointLabel": "Aangepast {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punt A",
+  "losPointB": "Punt B",
+  "losAntennaA": "Antenne A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenne B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Voer LOS uit",
+  "losNoElevationData": "Geen hoogtegegevens",
+  "losProfileClear": "{distance} {distanceUnit}, vrije LOS, min. vrije ruimte {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, geblokkeerd door {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: controleren...",
+  "losStatusNoData": "LOS: geen gegevens",
+  "losStatusSummary": "LOS: {clear}/{total} gewist, {blocked} geblokkeerd, {unknown} onbekend",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Hoogtegegevens niet beschikbaar voor een of meer monsters.",
+  "losErrorInvalidInput": "Ongeldige punten/hoogtegegevens voor LOS-berekening.",
+  "losRenameCustomPoint": "Hernoem aangepast punt",
+  "losPointName": "Puntnaam",
+  "losShowPanelTooltip": "Toon LOS-paneel",
+  "losHidePanelTooltip": "LOS-paneel verbergen",
+  "losElevationAttribution": "Hoogtegegevens: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Radiohorizon",
+  "losLegendLosBeam": "Zichtlijn",
+  "losLegendTerrain": "Terrein",
+  "losFrequencyLabel": "Frequentie",
+  "losFrequencyInfoTooltip": "Bekijk details van de berekening",
+  "losFrequencyDialogTitle": "Berekening van de radiohorizon",
+  "losFrequencyDialogDescription": "Beginnend met k={baselineK} bij {baselineFreq} MHz, wordt bij de berekening de k-factor aangepast voor de huidige {frequencyMHz} MHz-band, die de gebogen radiohorizonkap definieert.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Verwijderen uit favorieten",
+  "listFilter_favorites": "Favorieten",
+  "listFilter_addToFavorites": "Toevoegen aan favorieten"
 }

lib/l10n/app_pl.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Nie udało się usunąć kanału \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "pl",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Kontakty",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Kanał publiczny",
   "channels_privateChannel": "Prywatny kanał",
   "channels_editChannel": "Edytuj kanał",
+  "channels_muteChannel": "Wycisz kanał",
+  "channels_unmuteChannel": "Wyłącz wyciszenie kanału",
   "channels_deleteChannel": "Usuń kanał",
   "channels_deleteChannelConfirm": "Usuń \"{name}\"? Nie można tego cofnąć.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Sąsiedzi",
-  "repeater_neighboursSubtitle": "Wyświetl sąsiedztwo zerowych hopów.",
+  "repeater_neighbors": "Sąsiedzi",
+  "repeater_neighborsSubtitle": "Wyświetl sąsiedztwo zerowych hopów.",
   "neighbors_receivedData": "Otrzymano dane sąsiedztwa",
   "neighbors_requestTimedOut": "Sąsiedzi proszą o wyłączenie timingu.",
   "neighbors_errorLoading": "Błąd podczas ładowania sąsiadów: {error}",
-  "neighbors_repeatersNeighbours": "Powtarzacze Sąsiedzi",
+  "neighbors_repeatersNeighbors": "Powtarzacze Sąsiedzi",
   "neighbors_noData": "Brak danych dotyczących sąsiadów.",
   "channels_joinPrivateChannelDesc": "Ręcznie wprowadź klucz tajny.",
   "channels_createPrivateChannel": "Utwórz Prywatny Kanał",
@@ -1550,6 +1560,8 @@
   "contacts_chatTraceRoute": "Śledź trasę promienia",
   "appSettings_languageRu": "Rosyjski",
   "appSettings_languageUk": "Ukraińska",
+  "appSettings_enableMessageTracing": "Włącz śledzenie wiadomości",
+  "appSettings_enableMessageTracingSubtitle": "Pokaż szczegółowe metadane trasowania i czasu dla wiadomości",
   "contacts_contactImportFailed": "Kontakt nie został zaimportowany.",
   "contacts_zeroHopAdvert": "Reklama Zero Hop",
   "contacts_floodAdvert": "Reklama powodziowa",
@@ -1594,7 +1606,152 @@
   "scanner_bluetoothOffMessage": "Prosimy włączyć Bluetooth, aby przeskanować urządzenia.",
   "scanner_bluetoothOff": "Bluetooth jest wyłączony",
   "scanner_enableBluetooth": "Włącz Bluetooth",
+  "snrIndicator_lastSeen": "Ostatnio widziany",
+  "snrIndicator_nearByRepeaters": "Nadajniki w pobliżu",
+  "chat_ShowAllPaths": "Pokaż wszystkie ścieżki",
   "settings_clientRepeatSubtitle": "Pozwól temu urządzeniu powtarzać pakiety danych dla innych urządzeń.",
   "settings_clientRepeat": "Powtórzenie: Niezależne od sieci",
-  "settings_clientRepeatFreqWarning": "Powtórka poza siecią wymaga częstotliwości 433, 869 lub 918 MHz."
+  "settings_clientRepeatFreqWarning": "Powtórka poza siecią wymaga częstotliwości 433, 869 lub 918 MHz.",
+  "settings_aboutOpenMeteoAttribution": "Dane wysokościowe LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Jednostki",
+  "appSettings_unitsMetric": "Metryczne (m / km)",
+  "appSettings_unitsImperial": "Imperialne (ft / mi)",
+  "map_lineOfSight": "Linia wzroku",
+  "map_losScreenTitle": "Linia wzroku",
+  "losSelectStartEnd": "Wybierz węzły początkowe i końcowe dla LOS.",
+  "losRunFailed": "Sprawdzenie pola widzenia nie powiodło się: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Wyczyść wszystkie punkty",
+  "losRunToViewElevationProfile": "Uruchom LOS, aby wyświetlić profil wysokości",
+  "losMenuTitle": "Menu LOS",
+  "losMenuSubtitle": "Stuknij węzły lub naciśnij i przytrzymaj mapę, aby uzyskać niestandardowe punkty",
+  "losShowDisplayNodes": "Pokaż węzły wyświetlające",
+  "losCustomPoints": "Punkty niestandardowe",
+  "losCustomPointLabel": "Niestandardowe {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punkt A",
+  "losPointB": "Punkt B",
+  "losAntennaA": "Antena A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antena B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Uruchom LOS-a",
+  "losNoElevationData": "Brak danych o wysokości",
+  "losProfileClear": "{distance} {distanceUnit}, czysty LOS, minimalny prześwit {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, zablokowane przez {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: sprawdzam...",
+  "losStatusNoData": "LOS: brak danych",
+  "losStatusSummary": "LOS: {clear}/{total} jasne, {blocked} zablokowane, {unknown} nieznane",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Dane dotyczące wysokości są niedostępne dla jednej lub większej liczby próbek.",
+  "losErrorInvalidInput": "Nieprawidłowe dane punktów/wysokości do obliczenia LOS.",
+  "losRenameCustomPoint": "Zmień nazwę punktu niestandardowego",
+  "losPointName": "Nazwa punktu",
+  "losShowPanelTooltip": "Pokaż panel LOS",
+  "losHidePanelTooltip": "Ukryj panel LOS",
+  "losElevationAttribution": "Dane dotyczące wysokości: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Horyzont radiowy",
+  "losLegendLosBeam": "Linia widoczności",
+  "losLegendTerrain": "Teren",
+  "losFrequencyLabel": "Częstotliwość",
+  "losFrequencyInfoTooltip": "Zobacz szczegóły obliczenia",
+  "losFrequencyDialogTitle": "Obliczanie horyzontu radiowego",
+  "losFrequencyDialogDescription": "Zaczynając od k={baselineK} przy {baselineFreq} MHz, obliczenia korygują współczynnik k dla bieżącego pasma {frequencyMHz} MHz, które definiuje zakrzywiony limit horyzontu radiowego.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Usuń z ulubionych",
+  "listFilter_addToFavorites": "Dodaj do ulubionych",
+  "listFilter_favorites": "Ulubione"
 }

lib/l10n/app_pt.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Falha ao excluir o canal \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "pt",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Contactos",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Canal público",
   "channels_privateChannel": "Canal privado",
   "channels_editChannel": "Editar canal",
+  "channels_muteChannel": "Silenciar canal",
+  "channels_unmuteChannel": "Ativar canal",
   "channels_deleteChannel": "Excluir canal",
   "channels_deleteChannelConfirm": "Excluir \"{name}\"? Não pode ser desfeito.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Vizinhos",
+  "repeater_neighbors": "Vizinhos",
   "neighbors_receivedData": "Dados dos Vizinhos Recebidos",
-  "repeater_neighboursSubtitle": "Visualizar vizinhos de salto zero.",
+  "repeater_neighborsSubtitle": "Visualizar vizinhos de salto zero.",
   "neighbors_requestTimedOut": "Vizinhos solicitam tempo limite esgotado.",
   "neighbors_errorLoading": "Erro ao carregar vizinhos: {error}",
-  "neighbors_repeatersNeighbours": "Repetidores Vizinhos",
+  "neighbors_repeatersNeighbors": "Repetidores Vizinhos",
   "neighbors_noData": "Não estão disponíveis dados de vizinhos.",
   "channels_createPrivateChannelDesc": "Protegido com uma chave secreta.",
   "channels_joinPrivateChannelDesc": "Inserir uma chave secreta manualmente.",
@@ -1556,6 +1566,8 @@
   "contacts_copyAdvertToClipboard": "Copiar Anúncio para Área de Transferência",
   "contacts_addContactFromClipboard": "Adicionar Contato da Área de Transferência",
   "appSettings_languageRu": "Russo",
+  "appSettings_enableMessageTracing": "Ativar rastreamento de mensagens",
+  "appSettings_enableMessageTracingSubtitle": "Mostrar metadados detalhados de roteamento e tempo para as mensagens",
   "contacts_ShareContact": "Copiar contato para Área de Transferência",
   "contacts_contactImportFailed": "Contato falhou ao ser importado.",
   "contacts_zeroHopContactAdvertSent": "Enviou contato por anúncio.",
@@ -1594,7 +1606,152 @@
   "scanner_enableBluetooth": "Ative o Bluetooth",
   "scanner_bluetoothOff": "Bluetooth está desativado",
   "scanner_bluetoothOffMessage": "Por favor, ative o Bluetooth para escanear por dispositivos.",
+  "snrIndicator_nearByRepeaters": "Repetidores Próximos",
+  "snrIndicator_lastSeen": "Visto pela última vez",
+  "chat_ShowAllPaths": "Mostrar todos os caminhos",
   "settings_clientRepeatFreqWarning": "A repetição fora da rede requer frequências de 433, 869 ou 918 MHz.",
   "settings_clientRepeat": "Repetição sem rede",
-  "settings_clientRepeatSubtitle": "Permita que este dispositivo repita pacotes de rede para outros dispositivos."
+  "settings_clientRepeatSubtitle": "Permita que este dispositivo repita pacotes de rede para outros dispositivos.",
+  "settings_aboutOpenMeteoAttribution": "Dados de elevação LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Unidades",
+  "appSettings_unitsMetric": "Métrico (m/km)",
+  "appSettings_unitsImperial": "Imperial (ft/mi)",
+  "map_lineOfSight": "Linha de visão",
+  "map_losScreenTitle": "Linha de visão",
+  "losSelectStartEnd": "Selecione nós iniciais e finais para LOS.",
+  "losRunFailed": "Falha na verificação da linha de visão: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Limpe todos os pontos",
+  "losRunToViewElevationProfile": "Execute o LOS para visualizar o perfil de elevação",
+  "losMenuTitle": "Menu LOS",
+  "losMenuSubtitle": "Toque nos nós ou mantenha pressionado o mapa para obter pontos personalizados",
+  "losShowDisplayNodes": "Mostrar nós de exibição",
+  "losCustomPoints": "Pontos personalizados",
+  "losCustomPointLabel": "{index} personalizado",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Ponto A",
+  "losPointB": "Ponto B",
+  "losAntennaA": "Antena A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antena B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Executar LOS",
+  "losNoElevationData": "Sem dados de elevação",
+  "losProfileClear": "{distance} {distanceUnit}, limpar LOS, liberação mínima {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, bloqueado por {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: verificando...",
+  "losStatusNoData": "LOS: sem dados",
+  "losStatusSummary": "LOS: {clear}/{total} limpo, {blocked} bloqueado, {unknown} desconhecido",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Dados de elevação indisponíveis para uma ou mais amostras.",
+  "losErrorInvalidInput": "Dados de pontos/elevação inválidos para cálculo de LOS.",
+  "losRenameCustomPoint": "Renomear ponto personalizado",
+  "losPointName": "Nome do ponto",
+  "losShowPanelTooltip": "Mostrar painel LOS",
+  "losHidePanelTooltip": "Ocultar painel LOS",
+  "losElevationAttribution": "Dados de elevação: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Horizonte de rádio",
+  "losLegendLosBeam": "Linha de visada",
+  "losLegendTerrain": "Terreno",
+  "losFrequencyLabel": "Frequência",
+  "losFrequencyInfoTooltip": "Ver detalhes do cálculo",
+  "losFrequencyDialogTitle": "Cálculo do horizonte de rádio",
+  "losFrequencyDialogDescription": "Começando em k={baselineK} em {baselineFreq} MHz, o cálculo ajusta o fator k para a banda atual de {frequencyMHz} MHz, que define o limite do horizonte de rádio curvo.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_addToFavorites": "Adicionar aos favoritos",
+  "listFilter_removeFromFavorites": "Remover da lista de favoritos",
+  "listFilter_favorites": "Favoritos"
 }

lib/l10n/app_ru.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Не удалось удалить канал {name}.",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "ru",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Контакты",
@@ -226,6 +234,8 @@
   "channels_publicChannel": "Публичный канал",
   "channels_privateChannel": "Приватный канал",
   "channels_editChannel": "Изменить канал",
+  "channels_muteChannel": "Отключить уведомления канала",
+  "channels_unmuteChannel": "Включить уведомления канала",
   "channels_deleteChannel": "Удалить канал",
   "channels_deleteChannelConfirm": "Удалить \"{name}\"? Это действие нельзя отменить.",
   "channels_channelDeleted": "Канал \"{name}\" удалён",
@@ -467,8 +477,8 @@
   "repeater_telemetrySubtitle": "Просмотр телеметрии датчиков и системной статистики",
   "repeater_cli": "CLI",
   "repeater_cliSubtitle": "Отправка команд репитеру",
-  "repeater_neighbours": "Соседи",
-  "repeater_neighboursSubtitle": "Просмотр соседей на нулевом хопе.",
+  "repeater_neighbors": "Соседи",
+  "repeater_neighborsSubtitle": "Просмотр соседей на нулевом хопе.",
   "repeater_settings": "Настройки",
   "repeater_settingsSubtitle": "Настройка параметров репитера",
   "repeater_statusTitle": "Статус репитера",
@@ -661,7 +671,7 @@
   "neighbors_receivedData": "Полученные данные о соседях",
   "neighbors_requestTimedOut": "Время ожидания данных о соседях истекло.",
   "neighbors_errorLoading": "Ошибка загрузки соседей: {error}",
-  "neighbors_repeatersNeighbours": "Соседи репитеров",
+  "neighbors_repeatersNeighbors": "Соседи репитеров",
   "neighbors_noData": "Данные о соседях недоступны.",
   "neighbors_unknownContact": "Неизвестный {pubkey}",
   "neighbors_heardA ago": "Слышали: {time} назад",
@@ -794,6 +804,8 @@
   "contacts_invalidAdvertFormat": "Недействительные контактные данные",
   "contacts_zeroHopAdvert": "Реклама Zero Hop",
   "appSettings_languageUk": "Українська",
+  "appSettings_enableMessageTracing": "Включить трассировку сообщений",
+  "appSettings_enableMessageTracingSubtitle": "Показывать подробные метаданные о маршрутизации и времени для сообщений",
   "contacts_floodAdvert": "Рекламный поток",
   "contacts_clipboardEmpty": "Буфер обмена пуст.",
   "contacts_copyAdvertToClipboard": "Копировать рекламу в буфер обмена",
@@ -834,7 +846,152 @@
   "scanner_enableBluetooth": "Включите Bluetooth",
   "scanner_bluetoothOff": "Bluetooth выключен",
   "scanner_bluetoothOffMessage": "Пожалуйста, включите Bluetooth, чтобы найти устройства.",
+  "snrIndicator_nearByRepeaters": "Ближайшие ретрансляторы",
+  "snrIndicator_lastSeen": "Последний раз видели",
+  "chat_ShowAllPaths": "Показать все пути",
   "settings_clientRepeatFreqWarning": "Для работы в режиме \"без подключения к сети\" требуется частота 433, 869 или 918 МГц.",
   "settings_clientRepeatSubtitle": "Позвольте этому устройству повторять пакеты данных для других устройств.",
-  "settings_clientRepeat": "Повторение \"вне сети\""
+  "settings_clientRepeat": "Повторение \"вне сети\"",
+  "settings_aboutOpenMeteoAttribution": "Данные о высоте LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Единицы",
+  "appSettings_unitsMetric": "Метрическая (м/км)",
+  "appSettings_unitsImperial": "Имперская (ft / mi)",
+  "map_lineOfSight": "Линия видимости",
+  "map_losScreenTitle": "Линия видимости",
+  "losSelectStartEnd": "Выберите начальный и конечный узлы для LOS.",
+  "losRunFailed": "Проверка прямой видимости не удалась: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Очистить все точки",
+  "losRunToViewElevationProfile": "Запустите LOS, чтобы просмотреть профиль высот.",
+  "losMenuTitle": "ЛОС Меню",
+  "losMenuSubtitle": "Коснитесь узлов или нажмите и удерживайте карту для выбора пользовательских точек.",
+  "losShowDisplayNodes": "Показать узлы отображения",
+  "losCustomPoints": "Пользовательские точки",
+  "losCustomPointLabel": "Пользовательский {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Точка А",
+  "losPointB": "Точка Б",
+  "losAntennaA": "Антенна А: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Антенна Б: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Запустить ЛОС",
+  "losNoElevationData": "Нет данных о высоте",
+  "losProfileClear": "{distance} {distanceUnit}, свободная зона видимости, минимальный зазор {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, заблокирован {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "ЛОС: проверяю...",
+  "losStatusNoData": "ЛОС: нет данных",
+  "losStatusSummary": "LOS: {clear}/{total} очищено, {blocked} заблокировано, {unknown} неизвестно.",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Данные о высоте недоступны для одного или нескольких образцов.",
+  "losErrorInvalidInput": "Неверные данные о точках/высоте для расчета LOS.",
+  "losRenameCustomPoint": "Переименовать пользовательскую точку",
+  "losPointName": "Имя точки",
+  "losShowPanelTooltip": "Показать панель LOS",
+  "losHidePanelTooltip": "Скрыть панель LOS",
+  "losElevationAttribution": "Данные о высоте: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Радиогоризонт",
+  "losLegendLosBeam": "Линия прямой видимости",
+  "losLegendTerrain": "Рельеф",
+  "losFrequencyLabel": "Частота",
+  "losFrequencyInfoTooltip": "Просмотреть детали расчёта",
+  "losFrequencyDialogTitle": "Расчёт радиогоризонта",
+  "losFrequencyDialogDescription": "Начиная с k={baselineK} на частоте {baselineFreq} МГц, расчет корректирует коэффициент k для текущего диапазона {frequencyMHz} МГц, который определяет изогнутую границу радиогоризонта.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_addToFavorites": "Добавить в избранное",
+  "listFilter_favorites": "Избранное",
+  "listFilter_removeFromFavorites": "Удалить из избранного"
 }

lib/l10n/app_sk.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Kanál \"{name}\" sa nepodarilo odstrániť",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "sk",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Kontakty",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Veľké verejne kanály",
   "channels_privateChannel": "Osobné kanál",
   "channels_editChannel": "Upraviť kanál",
+  "channels_muteChannel": "Stlmiť kanál",
+  "channels_unmuteChannel": "Zrušiť stlmenie kanála",
   "channels_deleteChannel": "Odstrániť kanál",
   "channels_deleteChannelConfirm": "Odstrániť \"{name}\"? To sa nedá zrušiť.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighboursSubtitle": "Zobraziť susedné body bez skokov.",
+  "repeater_neighborsSubtitle": "Zobraziť susedné body bez skokov.",
   "neighbors_requestTimedOut": "Súďia žiadajú o časové ukončenie.",
   "neighbors_receivedData": "Obdielo dáta suseda",
-  "repeater_neighbours": "Súsezný",
+  "repeater_neighbors": "Súsezný",
   "neighbors_errorLoading": "Chyba pri načítaní susedov: {error}",
-  "neighbors_repeatersNeighbours": "Opakovadlá Súsezná",
+  "neighbors_repeatersNeighbors": "Opakovadlá Súsezná",
   "neighbors_noData": "Nie je dostupná žiadna informácia o susedoch.",
   "channels_createPrivateChannel": "Vytvorte súkromný kanál",
   "channels_joinPrivateChannel": "Pripojiť sa k súkromnému kanálu",
@@ -1556,6 +1566,8 @@
   "contacts_copyAdvertToClipboard": "Kopírovať reklamu do schránky",
   "contacts_invalidAdvertFormat": "Neplatné kontaktné údaje",
   "appSettings_languageRu": "Ruština",
+  "appSettings_enableMessageTracing": "Povoliť sledovanie správ",
+  "appSettings_enableMessageTracingSubtitle": "Zobraziť podrobné metadáta o smerovaní a časovaní správ",
   "contacts_addContactFromClipboard": "Pridať kontakt z schránky",
   "contacts_contactImported": "Kontakt bol importovaný.",
   "contacts_zeroHopContactAdvertSent": "Poslal kontakt cez inzerát.",
@@ -1594,7 +1606,152 @@
   "scanner_bluetoothOffMessage": "Prosím, zapnite Bluetooth, aby ste mohli skenovať pre zariadenia.",
   "scanner_bluetoothOff": "Bluetooth je vypnutý",
   "scanner_enableBluetooth": "Povolte Bluetooth",
+  "snrIndicator_lastSeen": "Naposledy videný",
+  "snrIndicator_nearByRepeaters": "Miestne opakovače",
+  "chat_ShowAllPaths": "Zobraziť všetky cesty",
   "settings_clientRepeat": "Opätovné použitie bez elektrickej siete",
   "settings_clientRepeatFreqWarning": "Použitie off-grid systému vyžaduje frekvencie 433, 869 alebo 918 MHz.",
-  "settings_clientRepeatSubtitle": "Umožnite, aby toto zariadenie opakovávalo siete pre ostatných."
+  "settings_clientRepeatSubtitle": "Umožnite, aby toto zariadenie opakovávalo siete pre ostatných.",
+  "settings_aboutOpenMeteoAttribution": "Údaje o nadmorskej výške LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Jednotky",
+  "appSettings_unitsMetric": "Metrické (m / km)",
+  "appSettings_unitsImperial": "Imperiálne (ft / mi)",
+  "map_lineOfSight": "Line of Sight",
+  "map_losScreenTitle": "Line of Sight",
+  "losSelectStartEnd": "Vyberte počiatočný a koncový uzol pre LOS.",
+  "losRunFailed": "Kontrola priamej viditeľnosti zlyhala: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Vymazať všetky body",
+  "losRunToViewElevationProfile": "Ak chcete zobraziť výškový profil, spustite LOS",
+  "losMenuTitle": "Menu LOS",
+  "losMenuSubtitle": "Klepnutím na uzly alebo dlhým stlačením mapy získate vlastné body",
+  "losShowDisplayNodes": "Zobraziť uzly zobrazenia",
+  "losCustomPoints": "Vlastné body",
+  "losCustomPointLabel": "Vlastné {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Bod A",
+  "losPointB": "Bod B",
+  "losAntennaA": "Anténa A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Anténa B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Spustite LOS",
+  "losNoElevationData": "Žiadne údaje o nadmorskej výške",
+  "losProfileClear": "{distance} {distanceUnit}, vymazať LOS, min. vôľa {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, blokovaný {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: kontrolujem...",
+  "losStatusNoData": "LOS: žiadne údaje",
+  "losStatusSummary": "LOS: {clear}/{total} vymazané, {blocked} blokované, {unknown} neznáme",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Údaje o nadmorskej výške nie sú k dispozícii pre jednu alebo viacero vzoriek.",
+  "losErrorInvalidInput": "Neplatné body/údaje o nadmorskej výške pre výpočet LOS.",
+  "losRenameCustomPoint": "Premenovať vlastný bod",
+  "losPointName": "Názov bodu",
+  "losShowPanelTooltip": "Zobraziť panel LOS",
+  "losHidePanelTooltip": "Skryť panel LOS",
+  "losElevationAttribution": "Údaje o nadmorskej výške: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Rádiový horizont",
+  "losLegendLosBeam": "Priama viditeľnosť",
+  "losLegendTerrain": "Terén",
+  "losFrequencyLabel": "Frekvencia",
+  "losFrequencyInfoTooltip": "Zobraziť podrobnosti výpočtu",
+  "losFrequencyDialogTitle": "Výpočet rádiového horizontu",
+  "losFrequencyDialogDescription": "Počnúc od k={baselineK} pri {baselineFreq} MHz výpočet upraví k-faktor pre aktuálne pásmo {frequencyMHz} MHz, ktorý definuje zakrivený strop rádiového horizontu.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Odstrániť z označení",
+  "listFilter_addToFavorites": "Pridaj do obľúbených",
+  "listFilter_favorites": "Obľúbené"
 }

lib/l10n/app_sl.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Kanala {name} ni bilo mogoče izbrisati",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "sl",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Stiki",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Javni kanal",
   "channels_privateChannel": "Zasebni kanal",
   "channels_editChannel": "Uredi kanal",
+  "channels_muteChannel": "Utišaj kanal",
+  "channels_unmuteChannel": "Vklopi obvestila kanala",
   "channels_deleteChannel": "Pošlji kanal",
   "channels_deleteChannelConfirm": "Izbrišem \"{name}\"? To se ne da povrniti.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighboursSubtitle": "Pogledati nič sosednjih hopjev.",
-  "repeater_neighbours": "Sosedi",
+  "repeater_neighborsSubtitle": "Pogledati nič sosednjih hopjev.",
+  "repeater_neighbors": "Sosedi",
   "neighbors_receivedData": "Prejeto podatke o sosedih",
   "neighbors_requestTimedOut": "Sosedi zahtevajo izklop po dogovoru.",
   "neighbors_errorLoading": "Napaka pri obnašanju sosedov: {error}",
-  "neighbors_repeatersNeighbours": "Ponovitve Sosedi",
+  "neighbors_repeatersNeighbors": "Ponovitve Sosedi",
   "neighbors_noData": "Niso na voljo podatki o sosedih.",
   "channels_joinPrivateChannel": "Pridružite se zasebni skupini",
   "channels_createPrivateChannelDesc": "Varno zaklenjeno s skrivnim ključem.",
@@ -1550,6 +1560,8 @@
   "contacts_pathTraceTo": "Trace route to {name}",
   "appSettings_languageRu": "Ruščina",
   "appSettings_languageUk": "Ukrajinsko",
+  "appSettings_enableMessageTracing": "Omogoči sledenje sporočilom",
+  "appSettings_enableMessageTracingSubtitle": "Prikaži podrobne metapodatke o usmerjanju in časovnem usklajevanju sporočil",
   "contacts_contactImported": "Kontakt je bil uvožen.",
   "contacts_contactImportFailed": "Kontakt ni bil uspešno uvožen.",
   "contacts_zeroHopAdvert": "Reklama brez posrednikov",
@@ -1594,7 +1606,152 @@
   "scanner_enableBluetooth": "Omogočite Bluetooth",
   "scanner_bluetoothOffMessage": "Prosimo, vklopite Bluetooth, da lahko poiščete naprave.",
   "scanner_bluetoothOff": "Bluetooth je izklopljen",
+  "snrIndicator_lastSeen": "Zadnjič videno",
+  "snrIndicator_nearByRepeaters": "Bližnji ponovitelji",
+  "chat_ShowAllPaths": "Prikaži vse poti",
   "settings_clientRepeatFreqWarning": "Za ponovni prenos na brezžični način so potrebne frekvence 433, 869 ali 918 MHz.",
   "settings_clientRepeatSubtitle": "Omogočite temu naprave, da ponavlja paketne sporočila za druge.",
-  "settings_clientRepeat": "Neovadno ponavljanje"
+  "settings_clientRepeat": "Neovadno ponavljanje",
+  "settings_aboutOpenMeteoAttribution": "Podatki o višini LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Enote",
+  "appSettings_unitsMetric": "Metrična (m/km)",
+  "appSettings_unitsImperial": "Imperialno (ft / mi)",
+  "map_lineOfSight": "Linija vida",
+  "map_losScreenTitle": "Linija vida",
+  "losSelectStartEnd": "Izberite začetno in končno vozlišče za LOS.",
+  "losRunFailed": "Preverjanje vidnega polja ni uspelo: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Počisti vse točke",
+  "losRunToViewElevationProfile": "Zaženite LOS za ogled višinskega profila",
+  "losMenuTitle": "LOS meni",
+  "losMenuSubtitle": "Tapnite vozlišča ali dolgo pritisnite na zemljevid za točke po meri",
+  "losShowDisplayNodes": "Pokaži prikazna vozlišča",
+  "losCustomPoints": "Točke po meri",
+  "losCustomPointLabel": "Po meri {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Točka A",
+  "losPointB": "Točka B",
+  "losAntennaA": "Antena A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antena B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Zaženi LOS",
+  "losNoElevationData": "Ni podatkov o višini",
+  "losProfileClear": "{distance} {distanceUnit}, čisti LOS, najmanjša razdalja {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, blokiral {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: preverjam ...",
+  "losStatusNoData": "LOS: ni podatkov",
+  "losStatusSummary": "LOS: {clear}/{total} jasno, {blocked} blokirano, {unknown} neznano",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Podatki o nadmorski višini niso na voljo za enega ali več vzorcev.",
+  "losErrorInvalidInput": "Neveljavni podatki o točkah/višini za izračun LOS.",
+  "losRenameCustomPoint": "Preimenujte točko po meri",
+  "losPointName": "Ime točke",
+  "losShowPanelTooltip": "Pokaži ploščo LOS",
+  "losHidePanelTooltip": "Skrij ploščo LOS",
+  "losElevationAttribution": "Podatki o višini: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Radijski horizont",
+  "losLegendLosBeam": "Linija vidnosti",
+  "losLegendTerrain": "Teren",
+  "losFrequencyLabel": "Frekvenca",
+  "losFrequencyInfoTooltip": "Prikaži podrobnosti izračuna",
+  "losFrequencyDialogTitle": "Izračun radijskega horizonta",
+  "losFrequencyDialogDescription": "Začenši od k={baselineK} pri {baselineFreq} MHz, izračun prilagodi k-faktor za trenutni pas {frequencyMHz} MHz, ki določa ukrivljeno zgornjo mejo radijskega horizonta.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_favorites": "Priljubljene",
+  "listFilter_removeFromFavorites": "Odstrani iz priljubljenih",
+  "listFilter_addToFavorites": "Dodaj v priljubljene"
 }

lib/l10n/app_sv.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Det gick inte att ta bort kanalen \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "sv",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Kontakter",
@@ -334,6 +342,8 @@
   "channels_publicChannel": "Allmänt kanal",
   "channels_privateChannel": "Privat kanal",
   "channels_editChannel": "Redigera kanal",
+  "channels_muteChannel": "Tysta kanal",
+  "channels_unmuteChannel": "Slå på ljud för kanal",
   "channels_deleteChannel": "Ta bort kanal",
   "channels_deleteChannelConfirm": "Radera \"{name}\"? Detta kan inte ångras.",
   "@channels_deleteChannelConfirm": {
@@ -1351,12 +1361,12 @@
       }
     }
   },
-  "repeater_neighbours": "Grannar",
-  "repeater_neighboursSubtitle": "Visa noll hoppgrannar.",
+  "repeater_neighbors": "Grannar",
+  "repeater_neighborsSubtitle": "Visa noll hoppgrannar.",
   "neighbors_receivedData": "Mottagna grannars data",
   "neighbors_requestTimedOut": "Grannar begär tidsinställd utskick.",
   "neighbors_errorLoading": "Fel vid inläsning av grannar: {error}",
-  "neighbors_repeatersNeighbours": "Upprepar grannar",
+  "neighbors_repeatersNeighbors": "Upprepar grannar",
   "neighbors_noData": "Inga grannuppgifter finns tillgängliga.",
   "channels_createPrivateChannel": "Skapa en privat kanal",
   "channels_joinPrivateChannel": "Gå med i en Privat Kanal",
@@ -1556,6 +1566,8 @@
   "contacts_copyAdvertToClipboard": "Kopiera annons till urklipp",
   "contacts_invalidAdvertFormat": "Ogiltiga kontaktuppgifter",
   "appSettings_languageUk": "Ukrainska",
+  "appSettings_enableMessageTracing": "Aktivera meddelandespårning",
+  "appSettings_enableMessageTracingSubtitle": "Visa detaljerade metadata om dirigering och tidsinställningar för meddelanden",
   "contacts_addContactFromClipboard": "Lägg till kontakt från urklipp",
   "contacts_contactImported": "Kontakt har importerats.",
   "contacts_zeroHopContactAdvertSent": "Skickat kontakt via annons.",
@@ -1594,7 +1606,152 @@
   "scanner_enableBluetooth": "Aktivera Bluetooth",
   "scanner_bluetoothOffMessage": "Vänligen aktivera Bluetooth för att söka efter enheter.",
   "scanner_bluetoothOff": "Bluetooth är avstängt",
+  "snrIndicator_lastSeen": "Senast sedd",
+  "snrIndicator_nearByRepeaters": "Närliggande uppreparstationer",
+  "chat_ShowAllPaths": "Visa alla vägar",
   "settings_clientRepeatSubtitle": "Låt enheten repetera nätpaket för andra användare.",
   "settings_clientRepeat": "Upprepa utan elnät",
-  "settings_clientRepeatFreqWarning": "För att kunna kommunicera utanför elnätet krävs frekvenserna 433, 869 eller 918 MHz."
+  "settings_clientRepeatFreqWarning": "För att kunna kommunicera utanför elnätet krävs frekvenserna 433, 869 eller 918 MHz.",
+  "settings_aboutOpenMeteoAttribution": "LOS-höjddata: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "Enheter",
+  "appSettings_unitsMetric": "Metriskt (m/km)",
+  "appSettings_unitsImperial": "Imperialt (ft / mi)",
+  "map_lineOfSight": "Synlinje",
+  "map_losScreenTitle": "Synlinje",
+  "losSelectStartEnd": "Välj start- och slutnoder för LOS.",
+  "losRunFailed": "Synlinjekontroll misslyckades: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Rensa alla punkter",
+  "losRunToViewElevationProfile": "Kör LOS för att se höjdprofil",
+  "losMenuTitle": "LOS-menyn",
+  "losMenuSubtitle": "Tryck på noder eller tryck länge på kartan för anpassade punkter",
+  "losShowDisplayNodes": "Visa displaynoder",
+  "losCustomPoints": "Anpassade poäng",
+  "losCustomPointLabel": "Anpassad {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Punkt A",
+  "losPointB": "Punkt B",
+  "losAntennaA": "Antenn A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Antenn B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Kör LOS",
+  "losNoElevationData": "Inga höjddata",
+  "losProfileClear": "{distance} {distanceUnit}, rensa LOS, min clearance {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, blockerad av {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: kollar...",
+  "losStatusNoData": "LOS: inga data",
+  "losStatusSummary": "LOS: {clear}/{total} rensa, {blocked} blockerad, {unknown} okänd",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Höjddata är inte tillgänglig för ett eller flera prover.",
+  "losErrorInvalidInput": "Ogiltiga poäng/höjddata för LOS-beräkning.",
+  "losRenameCustomPoint": "Byt namn på anpassad punkt",
+  "losPointName": "Punktnamn",
+  "losShowPanelTooltip": "Visa LOS-panelen",
+  "losHidePanelTooltip": "Dölj LOS-panelen",
+  "losElevationAttribution": "Höjddata: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Radiohorisont",
+  "losLegendLosBeam": "Siktlinje",
+  "losLegendTerrain": "Terräng",
+  "losFrequencyLabel": "Frekvens",
+  "losFrequencyInfoTooltip": "Visa detaljer om beräkningen",
+  "losFrequencyDialogTitle": "Beräkning av radiohorisonten",
+  "losFrequencyDialogDescription": "Med start från k={baselineK} vid {baselineFreq} MHz, justerar beräkningen k-faktorn för det aktuella {frequencyMHz} MHz-bandet, som definierar den böjda radiohorisonten.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Ta bort från favoriter",
+  "listFilter_addToFavorites": "Lägg till i favoriter",
+  "listFilter_favorites": "Favoriter"
 }

lib/l10n/app_uk.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "Не вдалося видалити канал \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "uk",
   "appTitle": "MeshCore Open",
   "nav_contacts": "Контакти",
@@ -335,6 +343,8 @@
   "channels_publicChannel": "Публічний канал",
   "channels_privateChannel": "Приватний канал",
   "channels_editChannel": "Редагувати канал",
+  "channels_muteChannel": "Вимкнути сповіщення каналу",
+  "channels_unmuteChannel": "Увімкнути сповіщення каналу",
   "channels_deleteChannel": "Видалити канал",
   "channels_deleteChannelConfirm": "Видалити {name}? Це не можна скасувати.",
   "@channels_deleteChannelConfirm": {
@@ -1352,12 +1362,12 @@
       }
     }
   },
-  "repeater_neighbours": "Сусіди",
-  "repeater_neighboursSubtitle": "Показати сусідів нульового стрибка.",
+  "repeater_neighbors": "Сусіди",
+  "repeater_neighborsSubtitle": "Показати сусідів нульового стрибка.",
   "neighbors_receivedData": "Дані сусідів отримано",
   "neighbors_requestTimedOut": "Час запиту сусідів вичерпано.",
   "neighbors_errorLoading": "Помилка завантаження сусідів: {error}",
-  "neighbors_repeatersNeighbours": "Ретранслятори-сусіди",
+  "neighbors_repeatersNeighbors": "Ретранслятори-сусіди",
   "neighbors_noData": "Дані про сусідів недоступні.",
   "channels_createPrivateChannelDesc": "Захищено секретним ключем.",
   "channels_joinPrivateChannel": "Приєднатися до приватного каналу",
@@ -1557,6 +1567,8 @@
   "contacts_copyAdvertToClipboard": "Копіювати оголошення в буфер обміну",
   "contacts_clipboardEmpty": "Буфер обміну порожній",
   "appSettings_languageRu": "Російська",
+  "appSettings_enableMessageTracing": "Увімкнути відстеження повідомлень",
+  "appSettings_enableMessageTracingSubtitle": "Показувати детальні метадані про маршрутизацію та час для повідомлень",
   "contacts_ShareContact": "Копіювати контакт у буфер обміну",
   "contacts_zeroHopContactAdvertFailed": "Не вдалося надіслати контакт.",
   "contacts_contactAdvertCopied": "Рекламу скопійовано до буфера обміну.",
@@ -1594,7 +1606,152 @@
   "scanner_enableBluetooth": "Увімкніть Bluetooth",
   "scanner_bluetoothOffMessage": "Будь ласка, увімкніть Bluetooth, щоб сканувати пристрої.",
   "scanner_bluetoothOff": "Bluetooth вимкнено",
+  "snrIndicator_lastSeen": "Останній раз бачили",
+  "snrIndicator_nearByRepeaters": "Ближні ретранслятори",
+  "chat_ShowAllPaths": "Показати всі шляхи",
   "settings_clientRepeatFreqWarning": "Повтор без підключення до мережі вимагає частоти 433, 869 або 918 МГц.",
   "settings_clientRepeatSubtitle": "Дозвольте цьому пристрою повторювати пакети даних для інших пристроїв.",
-  "settings_clientRepeat": "Автономна система"
+  "settings_clientRepeat": "Автономна система",
+  "settings_aboutOpenMeteoAttribution": "Дані про висоту LOS: Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "одиниці",
+  "appSettings_unitsMetric": "Метричний (м / км)",
+  "appSettings_unitsImperial": "Імперська (ft / mi)",
+  "map_lineOfSight": "Пряма видимість",
+  "map_losScreenTitle": "Пряма видимість",
+  "losSelectStartEnd": "Виберіть початковий і кінцевий вузли для LOS.",
+  "losRunFailed": "Помилка перевірки прямої видимості: {error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "Очистити всі пункти",
+  "losRunToViewElevationProfile": "Запустіть LOS, щоб переглянути профіль висоти",
+  "losMenuTitle": "Меню LOS",
+  "losMenuSubtitle": "Торкніться вузлів або утримуйте карту, щоб отримати власні точки",
+  "losShowDisplayNodes": "Показати вузли відображення",
+  "losCustomPoints": "Користувальницькі точки",
+  "losCustomPointLabel": "Спеціальний {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "Точка А",
+  "losPointB": "Точка Б",
+  "losAntennaA": "Антена A: {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "Антена B: {value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "Запустіть LOS",
+  "losNoElevationData": "Немає даних про висоту",
+  "losProfileClear": "{distance} {distanceUnit}, чистий LOS, мінімальний зазор {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}, заблоковано {obstruction} {heightUnit}",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "LOS: перевірка...",
+  "losStatusNoData": "LOS: немає даних",
+  "losStatusSummary": "LOS: {clear}/{total} очищено, {blocked} заблоковано, {unknown} невідомо",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "Дані про висоту недоступні для одного чи кількох зразків.",
+  "losErrorInvalidInput": "Недійсні дані про точки/висоту для розрахунку LOS.",
+  "losRenameCustomPoint": "Перейменуйте спеціальну точку",
+  "losPointName": "Назва точки",
+  "losShowPanelTooltip": "Показати панель LOS",
+  "losHidePanelTooltip": "Приховати панель LOS",
+  "losElevationAttribution": "Дані про висоту: Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "Радіогоризонт",
+  "losLegendLosBeam": "Лінія прямої видимості",
+  "losLegendTerrain": "Рельєф",
+  "losFrequencyLabel": "Частота",
+  "losFrequencyInfoTooltip": "Переглянути деталі розрахунку",
+  "losFrequencyDialogTitle": "Розрахунок радіогоризонту",
+  "losFrequencyDialogDescription": "Починаючи з k={baselineK} на {baselineFreq} МГц, обчислення коригує k-фактор для поточного діапазону {frequencyMHz} МГц, який визначає викривлену межу радіогоризонту.",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_removeFromFavorites": "Видалити зі списку улюблених",
+  "listFilter_addToFavorites": "Додати до улюблених",
+  "listFilter_favorites": "Улюблені"
 }

lib/l10n/app_zh.arb

@@ -1,4 +1,12 @@
 {
+  "channels_channelDeleteFailed": "无法删除频道 \"{name}\"",
+  "@channels_channelDeleteFailed": {
+    "placeholders": {
+      "name": {
+        "type": "String"
+      }
+    }
+  },
   "@@locale": "zh",
   "appTitle": "MeshCore Open",
   "nav_contacts": "联系人",
@@ -72,7 +80,7 @@
   "scanner_scan": "扫描",
   "device_quickSwitch": "快速切换",
   "device_meshcore": "MeshCore",
-  "settings_title": "  ",
+  "settings_title": "设置",
   "settings_deviceInfo": "设备信息",
   "settings_appSettings": "应用设置",
   "settings_appSettingsSubtitle": "通知、消息和地图偏好",
@@ -181,6 +189,8 @@
   "appSettings_languageBg": "保加利亚语",
   "appSettings_languageRu": "俄语",
   "appSettings_languageUk": "乌克兰语",
+  "appSettings_enableMessageTracing": "启用消息追踪",
+  "appSettings_enableMessageTracingSubtitle": "显示消息的详细路由和时间元数据",
   "appSettings_notifications": "通知",
   "appSettings_enableNotifications": "启用通知",
   "appSettings_enableNotificationsSubtitle": "接收消息和广播的通知",
@@ -258,7 +268,7 @@
   "appSettings_appDebugLoggingSubtitle": "记录应用调试消息以进行故障排除。",
   "appSettings_appDebugLoggingEnabled": "调试日志已启用",
   "appSettings_appDebugLoggingDisabled": "应用调试日志已禁用",
-  "contacts_title": "   ",
+  "contacts_title": "联系人",
   "contacts_noContacts": "暂无联系人",
   "contacts_contactsWillAppear": "当设备发送广播时，联系人将显示。",
   "contacts_searchContacts": "搜索联系人...",
@@ -328,7 +338,7 @@
       }
     }
   },
-  "channels_title": "  ",
+  "channels_title": "频道",
   "channels_noChannelsConfigured": "未配置任何频道",
   "channels_addPublicChannel": "添加公共频道",
   "channels_searchChannels": "搜索频道...",
@@ -347,6 +357,8 @@
   "channels_publicChannel": "公共频道",
   "channels_privateChannel": "私有频道",
   "channels_editChannel": "编辑频道",
+  "channels_muteChannel": "静音频道",
+  "channels_unmuteChannel": "取消静音频道",
   "channels_deleteChannel": "删除频道",
   "channels_deleteChannelConfirm": "删除频道 \"{name}\"？此操作不可撤销。",
   "@channels_deleteChannelConfirm": {
@@ -636,7 +648,7 @@
     }
   },
   "chat_invalidLink": "无效的链接格式",
-  "map_title": "  ",
+  "map_title": "节点地图",
   "map_noNodesWithLocation": "没有包含位置信息的节点",
   "map_nodesNeedGps": "节点需要共享 GPS 坐标才能在地图上显示",
   "map_nodesCount": "节点：{count}",
@@ -900,8 +912,8 @@
   "repeater_telemetrySubtitle": "查看传感器和系统状态数据",
   "repeater_cli": "命令行",
   "repeater_cliSubtitle": "向转发节点发送命令",
-  "repeater_neighbours": "邻居",
-  "repeater_neighboursSubtitle": "查看邻居节点（零跳）",
+  "repeater_neighbors": "邻居",
+  "repeater_neighborsSubtitle": "查看邻居节点（零跳）",
   "repeater_settings": "设置",
   "repeater_settingsSubtitle": "配置转发节点参数",
   "repeater_statusTitle": "转发节点状态",
@@ -1271,7 +1283,7 @@
       }
     }
   },
-  "neighbors_repeatersNeighbours": "转发节点的邻居",
+  "neighbors_repeatersNeighbors": "转发节点的邻居",
   "neighbors_noData": "暂无邻居信息",
   "neighbors_unknownContact": "未知 {pubkey}",
   "@neighbors_unknownContact": {
@@ -1599,7 +1611,152 @@
   "scanner_bluetoothOffMessage": "请开启蓝牙以搜索设备",
   "scanner_bluetoothOff": "蓝牙已关闭",
   "scanner_enableBluetooth": "启用蓝牙",
+  "snrIndicator_lastSeen": "最近访问",
+  "snrIndicator_nearByRepeaters": "附近的重复器",
+  "chat_ShowAllPaths": "显示所有路径",
   "settings_clientRepeat": "离网重复",
   "settings_clientRepeatSubtitle": "允许此设备重复发送网状数据包给其他设备",
-  "settings_clientRepeatFreqWarning": "离网重复通信需要使用 433、869 或 918 兆赫兹的频率。"
+  "settings_clientRepeatFreqWarning": "离网重复通信需要使用 433、869 或 918 兆赫兹的频率。",
+  "settings_aboutOpenMeteoAttribution": "LOS 高程数据:Open-Meteo (CC BY 4.0)",
+  "appSettings_unitsTitle": "单位",
+  "appSettings_unitsMetric": "公制（米/公里）",
+  "appSettings_unitsImperial": "英制 (ft / mi)",
+  "map_lineOfSight": "视线",
+  "map_losScreenTitle": "视线",
+  "losSelectStartEnd": "选择 LOS 的起始节点和结束节点。",
+  "losRunFailed": "视线检查失败：{error}",
+  "@losRunFailed": {
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
+  },
+  "losClearAllPoints": "清除所有点",
+  "losRunToViewElevationProfile": "运行 LOS 查看高程剖面",
+  "losMenuTitle": "服务水平菜单",
+  "losMenuSubtitle": "点击节点或长按地图以获取自定义点",
+  "losShowDisplayNodes": "显示显示节点",
+  "losCustomPoints": "自定义积分",
+  "losCustomPointLabel": "自定义 {index}",
+  "@losCustomPointLabel": {
+    "placeholders": {
+      "index": {
+        "type": "int"
+      }
+    }
+  },
+  "losPointA": "A点",
+  "losPointB": "B点",
+  "losAntennaA": "天线 A： {value} {unit}",
+  "@losAntennaA": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losAntennaB": "天线 B：{value} {unit}",
+  "@losAntennaB": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      },
+      "unit": {
+        "type": "String"
+      }
+    }
+  },
+  "losRun": "运行视距",
+  "losNoElevationData": "无海拔数据",
+  "losProfileClear": "{distance} {distanceUnit}，清除 LOS，最小间隙 {clearance} {heightUnit}",
+  "@losProfileClear": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "clearance": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losProfileBlocked": "{distance} {distanceUnit}，被 {obstruction} {heightUnit} 阻止",
+  "@losProfileBlocked": {
+    "placeholders": {
+      "distance": {
+        "type": "String"
+      },
+      "distanceUnit": {
+        "type": "String"
+      },
+      "obstruction": {
+        "type": "String"
+      },
+      "heightUnit": {
+        "type": "String"
+      }
+    }
+  },
+  "losStatusChecking": "洛斯：正在检查...",
+  "losStatusNoData": "LOS：无数据",
+  "losStatusSummary": "LOS：{clear}/{total} 清除，{blocked} 阻塞，{unknown} 未知",
+  "@losStatusSummary": {
+    "placeholders": {
+      "clear": {
+        "type": "int"
+      },
+      "total": {
+        "type": "int"
+      },
+      "blocked": {
+        "type": "int"
+      },
+      "unknown": {
+        "type": "int"
+      }
+    }
+  },
+  "losErrorElevationUnavailable": "一个或多个样本的海拔数据不可用。",
+  "losErrorInvalidInput": "用于 LOS 计算的点/高程数据无效。",
+  "losRenameCustomPoint": "重命名自定义点",
+  "losPointName": "点名称",
+  "losShowPanelTooltip": "显示 LOS 面板",
+  "losHidePanelTooltip": "隐藏 LOS 面板",
+  "losElevationAttribution": "高程数据：Open-Meteo (CC BY 4.0)",
+  "losLegendRadioHorizon": "无线电地平线",
+  "losLegendLosBeam": "视距波束",
+  "losLegendTerrain": "地形",
+  "losFrequencyLabel": "频率",
+  "losFrequencyInfoTooltip": "查看计算详情",
+  "losFrequencyDialogTitle": "无线电地平线计算",
+  "losFrequencyDialogDescription": "从 {baselineFreq} MHz 处的 k={baselineK} 开始，计算调整当前 {frequencyMHz} MHz 频段的 k 因子，该因子定义了弯曲的无线电范围上限。",
+  "@losFrequencyDialogDescription": {
+    "description": "Explain how the calculation uses the baseline frequency and derived k-factor.",
+    "placeholders": {
+      "baselineK": {
+        "type": "double"
+      },
+      "baselineFreq": {
+        "type": "double"
+      },
+      "frequencyMHz": {
+        "type": "double"
+      },
+      "kFactor": {
+        "type": "double"
+      }
+    }
+  },
+  "listFilter_favorites": "收藏",
+  "listFilter_addToFavorites": "添加到收藏",
+  "listFilter_removeFromFavorites": "从收藏中移除"
 }

lib/main.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
+import 'package:flutter/foundation.dart';
 import 'l10n/app_localizations.dart';
 import 'package:provider/provider.dart';
 
@@ -14,6 +15,7 @@ import 'services/ble_debug_log_service.dart';
 import 'services/app_debug_log_service.dart';
 import 'services/background_service.dart';
 import 'services/map_tile_cache_service.dart';
+import 'services/chat_text_scale_service.dart';
 import 'storage/prefs_manager.dart';
 import 'utils/app_logger.dart';
 
@@ -33,6 +35,7 @@ void main() async {
   final appDebugLogService = AppDebugLogService();
   final backgroundService = BackgroundService();
   final mapTileCacheService = MapTileCacheService();
+  final chatTextScaleService = ChatTextScaleService();
 
   // Load settings
   await appSettingsService.loadSettings();
@@ -47,6 +50,9 @@ void main() async {
   final notificationService = NotificationService();
   await notificationService.initialize();
   await backgroundService.initialize();
+  _registerThirdPartyLicenses();
+
+  await chatTextScaleService.initialize();
 
   // Wire up connector with services
   connector.initialize(
@@ -76,10 +82,32 @@ void main() async {
       bleDebugLogService: bleDebugLogService,
       appDebugLogService: appDebugLogService,
       mapTileCacheService: mapTileCacheService,
+      chatTextScaleService: chatTextScaleService,
     ),
   );
 }
 
+void _registerThirdPartyLicenses() {
+  LicenseRegistry.addLicense(() async* {
+    yield const LicenseEntryWithLineBreaks(
+      <String>['Open-Meteo Elevation API Data'],
+      '''
+Data used by LOS elevation lookups is provided by Open-Meteo.
+
+Open-Meteo terms and attribution:
+https://open-meteo.com/en/terms
+
+Elevation API:
+https://open-meteo.com/en/docs/elevation-api
+
+Attribution license reference:
+Creative Commons Attribution 4.0 International (CC BY 4.0)
+https://creativecommons.org/licenses/by/4.0/
+''',
+    );
+  });
+}
+
 class MeshCoreApp extends StatelessWidget {
   final MeshCoreConnector connector;
   final MessageRetryService retryService;
@@ -89,6 +117,7 @@ class MeshCoreApp extends StatelessWidget {
   final BleDebugLogService bleDebugLogService;
   final AppDebugLogService appDebugLogService;
   final MapTileCacheService mapTileCacheService;
+  final ChatTextScaleService chatTextScaleService;
 
   const MeshCoreApp({
     super.key,
@@ -100,6 +129,7 @@ class MeshCoreApp extends StatelessWidget {
     required this.bleDebugLogService,
     required this.appDebugLogService,
     required this.mapTileCacheService,
+    required this.chatTextScaleService,
   });
 
   @override
@@ -112,6 +142,7 @@ class MeshCoreApp extends StatelessWidget {
         ChangeNotifierProvider.value(value: appSettingsService),
         ChangeNotifierProvider.value(value: bleDebugLogService),
         ChangeNotifierProvider.value(value: appDebugLogService),
+        ChangeNotifierProvider.value(value: chatTextScaleService),
         Provider.value(value: storage),
         Provider.value(value: mapTileCacheService),
       ],

lib/models/app_settings.dart

@@ -1,3 +1,16 @@
+enum UnitSystem { metric, imperial }
+
+extension UnitSystemValue on UnitSystem {
+  String get value {
+    switch (this) {
+      case UnitSystem.imperial:
+        return 'imperial';
+      case UnitSystem.metric:
+        return 'metric';
+    }
+  }
+}
+
 class AppSettings {
   static const Object _unset = Object();
 
@@ -9,6 +22,7 @@ class AppSettings {
   final bool mapKeyPrefixEnabled;
   final String mapKeyPrefix;
   final bool mapShowMarkers;
+  final bool enableMessageTracing;
   final Map<String, double>? mapCacheBounds;
   final int mapCacheMinZoom;
   final int mapCacheMaxZoom;
@@ -21,6 +35,9 @@ class AppSettings {
   final String? languageOverride; // null = system default
   final bool appDebugLogEnabled;
   final Map<String, String> batteryChemistryByDeviceId;
+  final Map<String, String> batteryChemistryByRepeaterId;
+  final UnitSystem unitSystem;
+  final Set<String> mutedChannels;
 
   AppSettings({
     this.clearPathOnMaxRetry = false,
@@ -31,6 +48,7 @@ class AppSettings {
     this.mapKeyPrefixEnabled = false,
     this.mapKeyPrefix = '',
     this.mapShowMarkers = true,
+    this.enableMessageTracing = false,
     this.mapCacheBounds,
     this.mapCacheMinZoom = 10,
     this.mapCacheMaxZoom = 15,
@@ -43,7 +61,12 @@ class AppSettings {
     this.languageOverride,
     this.appDebugLogEnabled = false,
     Map<String, String>? batteryChemistryByDeviceId,
-  }) : batteryChemistryByDeviceId = batteryChemistryByDeviceId ?? {};
+    Map<String, String>? batteryChemistryByRepeaterId,
+    this.unitSystem = UnitSystem.metric,
+    Set<String>? mutedChannels,
+  }) : batteryChemistryByDeviceId = batteryChemistryByDeviceId ?? {},
+       batteryChemistryByRepeaterId = batteryChemistryByRepeaterId ?? {},
+       mutedChannels = mutedChannels ?? {};
 
   Map<String, dynamic> toJson() {
     return {
@@ -55,6 +78,7 @@ class AppSettings {
       'map_key_prefix_enabled': mapKeyPrefixEnabled,
       'map_key_prefix': mapKeyPrefix,
       'map_show_markers': mapShowMarkers,
+      'enable_message_tracing': enableMessageTracing,
       'map_cache_bounds': mapCacheBounds,
       'map_cache_min_zoom': mapCacheMinZoom,
       'map_cache_max_zoom': mapCacheMaxZoom,
@@ -67,10 +91,20 @@ class AppSettings {
       'language_override': languageOverride,
       'app_debug_log_enabled': appDebugLogEnabled,
       'battery_chemistry_by_device_id': batteryChemistryByDeviceId,
+      'battery_chemistry_by_repeater_id': batteryChemistryByRepeaterId,
+      'unit_system': unitSystem.value,
+      'muted_channels': mutedChannels.toList(),
     };
   }
 
   factory AppSettings.fromJson(Map<String, dynamic> json) {
+    UnitSystem parseUnitSystem(dynamic value) {
+      if (value is String && value.toLowerCase() == 'imperial') {
+        return UnitSystem.imperial;
+      }
+      return UnitSystem.metric;
+    }
+
     return AppSettings(
       clearPathOnMaxRetry: json['clear_path_on_max_retry'] as bool? ?? false,
       mapShowRepeaters: json['map_show_repeaters'] as bool? ?? true,
@@ -81,6 +115,7 @@ class AppSettings {
       mapKeyPrefixEnabled: json['map_key_prefix_enabled'] as bool? ?? false,
       mapKeyPrefix: json['map_key_prefix'] as String? ?? '',
       mapShowMarkers: json['map_show_markers'] as bool? ?? true,
+      enableMessageTracing: json['enable_message_tracing'] as bool? ?? false,
       mapCacheBounds: (json['map_cache_bounds'] as Map?)?.map(
         (key, value) => MapEntry(key.toString(), (value as num).toDouble()),
       ),
@@ -101,6 +136,17 @@ class AppSettings {
             (key, value) => MapEntry(key.toString(), value.toString()),
           ) ??
           {},
+      batteryChemistryByRepeaterId:
+          (json['battery_chemistry_by_repeater_id'] as Map?)?.map(
+            (key, value) => MapEntry(key.toString(), value.toString()),
+          ) ??
+          {},
+      unitSystem: parseUnitSystem(json['unit_system']),
+      mutedChannels:
+          ((json['muted_channels'] as List?)
+              ?.map((e) => e.toString())
+              .toSet()) ??
+          {},
     );
   }
 
@@ -113,6 +159,7 @@ class AppSettings {
     bool? mapKeyPrefixEnabled,
     String? mapKeyPrefix,
     bool? mapShowMarkers,
+    bool? enableMessageTracing,
     Object? mapCacheBounds = _unset,
     int? mapCacheMinZoom,
     int? mapCacheMaxZoom,
@@ -125,6 +172,9 @@ class AppSettings {
     Object? languageOverride = _unset,
     bool? appDebugLogEnabled,
     Map<String, String>? batteryChemistryByDeviceId,
+    Map<String, String>? batteryChemistryByRepeaterId,
+    UnitSystem? unitSystem,
+    Set<String>? mutedChannels,
   }) {
     return AppSettings(
       clearPathOnMaxRetry: clearPathOnMaxRetry ?? this.clearPathOnMaxRetry,
@@ -135,6 +185,7 @@ class AppSettings {
       mapKeyPrefixEnabled: mapKeyPrefixEnabled ?? this.mapKeyPrefixEnabled,
       mapKeyPrefix: mapKeyPrefix ?? this.mapKeyPrefix,
       mapShowMarkers: mapShowMarkers ?? this.mapShowMarkers,
+      enableMessageTracing: enableMessageTracing ?? this.enableMessageTracing,
       mapCacheBounds: mapCacheBounds == _unset
           ? this.mapCacheBounds
           : mapCacheBounds as Map<String, double>?,
@@ -154,6 +205,10 @@ class AppSettings {
       appDebugLogEnabled: appDebugLogEnabled ?? this.appDebugLogEnabled,
       batteryChemistryByDeviceId:
           batteryChemistryByDeviceId ?? this.batteryChemistryByDeviceId,
+      batteryChemistryByRepeaterId:
+          batteryChemistryByRepeaterId ?? this.batteryChemistryByRepeaterId,
+      unitSystem: unitSystem ?? this.unitSystem,
+      mutedChannels: mutedChannels ?? this.mutedChannels,
     );
   }
 }

lib/models/contact.dart

@@ -5,6 +5,7 @@ class Contact {
   final Uint8List publicKey;
   final String name;
   final int type;
+  final int flags;
   final int pathLength; // -1 = flood, 0+ = direct hops (from device)
   final Uint8List path; // Path bytes from device
   final int?
@@ -19,6 +20,7 @@ class Contact {
     required this.publicKey,
     required this.name,
     required this.type,
+    this.flags = 0,
     required this.pathLength,
     required this.path,
     this.pathOverride,
@@ -58,11 +60,13 @@ class Contact {
   }
 
   bool get hasLocation => latitude != null && longitude != null;
+  bool get isFavorite => (flags & contactFlagFavorite) != 0;
 
   Contact copyWith({
     Uint8List? publicKey,
     String? name,
     int? type,
+    int? flags,
     int? pathLength,
     Uint8List? path,
     int? pathOverride,
@@ -77,6 +81,7 @@ class Contact {
       publicKey: publicKey ?? this.publicKey,
       name: name ?? this.name,
       type: type ?? this.type,
+      flags: flags ?? this.flags,
       pathLength: pathLength ?? this.pathLength,
       path: path ?? this.path,
       pathOverride: clearPathOverride
@@ -119,7 +124,7 @@ class Contact {
     final pathBytes = _pathBytesForDisplay;
     Uint8List? traceBytes;
 
-    if (pathLength <= 0) {
+    if (pathBytes.isEmpty) {
       traceBytes = Uint8List(1);
       traceBytes[0] = publicKey[0];
       return traceBytes;
@@ -160,43 +165,49 @@ class Contact {
   }
 
   static Contact? fromFrame(Uint8List data) {
-    if (data.length < contactFrameSize) return null;
+    if (data.isEmpty) return null;
     if (data[0] != respCodeContact) return null;
+    try {
+      final pubKey = Uint8List.fromList(
+        data.sublist(contactPubKeyOffset, contactPubKeyOffset + pubKeySize),
+      );
+      final type = data[contactTypeOffset];
+      final flags = data[contactFlagsOffset];
+      final pathLen = data[contactPathLenOffset].toSigned(8);
+      final safePathLen = pathLen > 0
+          ? (pathLen > maxPathSize ? maxPathSize : pathLen)
+          : 0;
+      final pathBytes = safePathLen > 0
+          ? Uint8List.fromList(
+              data.sublist(contactPathOffset, contactPathOffset + safePathLen),
+            )
+          : Uint8List(0);
+      final name = readCString(data, contactNameOffset, maxNameSize);
+      final lastmod = readUint32LE(data, contactLastmodOffset);
+
+      double? lat, lon;
+      final latRaw = readInt32LE(data, contactLatOffset);
+      final lonRaw = readInt32LE(data, contactLonOffset);
+      if (latRaw != 0 || lonRaw != 0) {
+        lat = latRaw / 1e6;
+        lon = lonRaw / 1e6;
+      }
 
-    final pubKey = Uint8List.fromList(
-      data.sublist(contactPubKeyOffset, contactPubKeyOffset + pubKeySize),
-    );
-    final type = data[contactTypeOffset];
-    final pathLen = data[contactPathLenOffset].toSigned(8);
-    final safePathLen = pathLen > 0
-        ? (pathLen > maxPathSize ? maxPathSize : pathLen)
-        : 0;
-    final pathBytes = safePathLen > 0
-        ? Uint8List.fromList(
-            data.sublist(contactPathOffset, contactPathOffset + safePathLen),
-          )
-        : Uint8List(0);
-    final name = readCString(data, contactNameOffset, maxNameSize);
-    final lastmod = readUint32LE(data, contactLastmodOffset);
-
-    double? lat, lon;
-    final latRaw = readInt32LE(data, contactLatOffset);
-    final lonRaw = readInt32LE(data, contactLonOffset);
-    if (latRaw != 0 || lonRaw != 0) {
-      lat = latRaw / 1e6;
-      lon = lonRaw / 1e6;
+      return Contact(
+        publicKey: pubKey,
+        name: name.isEmpty ? 'Unknown' : name,
+        type: type,
+        flags: flags,
+        pathLength: pathLen,
+        path: pathBytes,
+        latitude: lat,
+        longitude: lon,
+        lastSeen: DateTime.fromMillisecondsSinceEpoch(lastmod * 1000),
+      );
+    } catch (e) {
+      // If parsing fails, return null
+      return null;
     }
-
-    return Contact(
-      publicKey: pubKey,
-      name: name.isEmpty ? 'Unknown' : name,
-      type: type,
-      pathLength: pathLen,
-      path: pathBytes,
-      latitude: lat,
-      longitude: lon,
-      lastSeen: DateTime.fromMillisecondsSinceEpoch(lastmod * 1000),
-    );
   }
 
   @override

lib/screens/app_debug_log_screen.dart

@@ -4,6 +4,7 @@ import 'package:provider/provider.dart';
 
 import '../l10n/l10n.dart';
 import '../services/app_debug_log_service.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 
 class AppDebugLogScreen extends StatelessWidget {
   const AppDebugLogScreen({super.key});
@@ -17,7 +18,7 @@ class AppDebugLogScreen extends StatelessWidget {
 
         return Scaffold(
           appBar: AppBar(
-            title: Text(context.l10n.debugLog_appTitle),
+            title: AdaptiveAppBarTitle(context.l10n.debugLog_appTitle),
             centerTitle: true,
             actions: [
               IconButton(

lib/screens/app_settings_screen.dart

@@ -3,8 +3,10 @@ import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../l10n/l10n.dart';
+import '../models/app_settings.dart';
 import '../services/app_settings_service.dart';
 import '../services/notification_service.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 import 'map_cache_screen.dart';
 
 class AppSettingsScreen extends StatelessWidget {
@@ -14,7 +16,7 @@ class AppSettingsScreen extends StatelessWidget {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(context.l10n.appSettings_title),
+        title: AdaptiveAppBarTitle(context.l10n.appSettings_title),
         centerTitle: true,
       ),
       body: SafeArea(
@@ -80,6 +82,18 @@ class AppSettingsScreen extends StatelessWidget {
             trailing: const Icon(Icons.chevron_right),
             onTap: () => _showLanguageDialog(context, settingsService),
           ),
+          const Divider(height: 1),
+          SwitchListTile(
+            secondary: const Icon(Icons.location_searching),
+            title: Text(context.l10n.appSettings_enableMessageTracing),
+            subtitle: Text(
+              context.l10n.appSettings_enableMessageTracingSubtitle,
+            ),
+            value: settingsService.settings.enableMessageTracing,
+            onChanged: (value) {
+              settingsService.setEnableMessageTracing(value);
+            },
+          ),
         ],
       ),
     );
@@ -360,6 +374,18 @@ class AppSettingsScreen extends StatelessWidget {
             onTap: () => _showTimeFilterDialog(context, settingsService),
           ),
           const Divider(height: 1),
+          ListTile(
+            leading: const Icon(Icons.straighten),
+            title: Text(context.l10n.appSettings_unitsTitle),
+            subtitle: Text(
+              settingsService.settings.unitSystem == UnitSystem.imperial
+                  ? context.l10n.appSettings_unitsImperial
+                  : context.l10n.appSettings_unitsMetric,
+            ),
+            trailing: const Icon(Icons.chevron_right),
+            onTap: () => _showUnitsDialog(context, settingsService),
+          ),
+          const Divider(height: 1),
           ListTile(
             leading: const Icon(Icons.download_outlined),
             title: Text(context.l10n.appSettings_offlineMapCache),
@@ -706,6 +732,46 @@ class AppSettingsScreen extends StatelessWidget {
     );
   }
 
+  void _showUnitsDialog(
+    BuildContext context,
+    AppSettingsService settingsService,
+  ) {
+    showDialog(
+      context: context,
+      builder: (context) => AlertDialog(
+        title: Text(context.l10n.appSettings_unitsTitle),
+        content: RadioGroup<UnitSystem>(
+          groupValue: settingsService.settings.unitSystem,
+          onChanged: (value) {
+            if (value != null) {
+              settingsService.setUnitSystem(value);
+              Navigator.pop(context);
+            }
+          },
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              ListTile(
+                title: Text(context.l10n.appSettings_unitsMetric),
+                leading: const Radio<UnitSystem>(value: UnitSystem.metric),
+              ),
+              ListTile(
+                title: Text(context.l10n.appSettings_unitsImperial),
+                leading: const Radio<UnitSystem>(value: UnitSystem.imperial),
+              ),
+            ],
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(context),
+            child: Text(context.l10n.common_close),
+          ),
+        ],
+      ),
+    );
+  }
+
   Widget _buildDebugCard(
     BuildContext context,
     AppSettingsService settingsService,

lib/screens/ble_debug_log_screen.dart

@@ -4,6 +4,7 @@ import 'package:flutter/services.dart';
 import '../l10n/l10n.dart';
 import '../services/ble_debug_log_service.dart';
 import '../connector/meshcore_protocol.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 
 enum _BleLogView { frames, rawLogRx }
 
@@ -29,7 +30,7 @@ class _BleDebugLogScreenState extends State<BleDebugLogScreen> {
             : rawEntries.isNotEmpty;
         return Scaffold(
           appBar: AppBar(
-            title: Text(context.l10n.debugLog_bleTitle),
+            title: AdaptiveAppBarTitle(context.l10n.debugLog_bleTitle),
             actions: [
               IconButton(
                 tooltip: context.l10n.debugLog_copyLog,

lib/screens/channel_chat_screen.dart

@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'dart:math' as math;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
@@ -16,11 +17,15 @@ import '../helpers/utf8_length_limiter.dart';
 import '../l10n/l10n.dart';
 import '../models/channel.dart';
 import '../models/channel_message.dart';
+import '../services/app_settings_service.dart';
+import '../services/chat_text_scale_service.dart';
 import '../utils/emoji_utils.dart';
+import '../widgets/chat_zoom_wrapper.dart';
 import '../widgets/emoji_picker.dart';
 import '../widgets/gif_message.dart';
 import '../widgets/jump_to_bottom_button.dart';
 import '../widgets/gif_picker.dart';
+import '../widgets/message_status_icon.dart';
 import 'channel_message_path_screen.dart';
 import 'map_screen.dart';
 
@@ -216,37 +221,50 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
 
                   return Stack(
                     children: [
-                      ListView.builder(
-                        reverse: true, // List grows from bottom up
-                        controller: _scrollController,
-                        padding: const EdgeInsets.all(8),
-                        itemCount: itemCount,
-                        itemBuilder: (context, index) {
-                          // Loading indicator now appears at end (bottom) of reversed list
-                          if (_isLoadingOlder && index == itemCount - 1) {
-                            return const Padding(
-                              padding: EdgeInsets.symmetric(vertical: 16),
-                              child: Center(
-                                child: SizedBox(
-                                  width: 20,
-                                  height: 20,
-                                  child: CircularProgressIndicator(
-                                    strokeWidth: 2,
+                      ChatZoomWrapper(
+                        child: ListView.builder(
+                          reverse: true, // List grows from bottom up
+                          controller: _scrollController,
+                          padding: const EdgeInsets.all(8),
+                          itemCount: itemCount,
+                          itemBuilder: (context, index) {
+                            // Loading indicator now appears at end (bottom) of reversed list
+                            if (_isLoadingOlder && index == itemCount - 1) {
+                              return const Padding(
+                                padding: EdgeInsets.symmetric(vertical: 16),
+                                child: Center(
+                                  child: SizedBox(
+                                    width: 20,
+                                    height: 20,
+                                    child: CircularProgressIndicator(
+                                      strokeWidth: 2,
+                                    ),
                                   ),
                                 ),
+                              );
+                            }
+                            final messageIndex = index;
+                            final message = reversedMessages[messageIndex];
+                            if (!_messageKeys.containsKey(message.messageId)) {
+                              _messageKeys[message.messageId] = GlobalKey();
+                            }
+                            return Container(
+                              key: _messageKeys[message.messageId]!,
+                              child: Builder(
+                                builder: (context) {
+                                  final textScale = context
+                                      .select<ChatTextScaleService, double>(
+                                        (service) => service.scale,
+                                      );
+                                  return _buildMessageBubble(
+                                    message,
+                                    textScale,
+                                  );
+                                },
                               ),
                             );
-                          }
-                          final messageIndex = index;
-                          final message = reversedMessages[messageIndex];
-                          if (!_messageKeys.containsKey(message.messageId)) {
-                            _messageKeys[message.messageId] = GlobalKey();
-                          }
-                          return Container(
-                            key: _messageKeys[message.messageId]!,
-                            child: _buildMessageBubble(message),
-                          );
-                        },
+                          },
+                        ),
                       ),
                       JumpToBottomButton(scrollController: _scrollController),
                     ],
@@ -261,7 +279,9 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     );
   }
 
-  Widget _buildMessageBubble(ChannelMessage message) {
+  Widget _buildMessageBubble(ChannelMessage message, double textScale) {
+    final settingsService = context.watch<AppSettingsService>();
+    final enableTracing = settingsService.settings.enableMessageTracing;
     final isOutgoing = message.isOutgoing;
     final gifId = _parseGifId(message.text);
     final poi = _parsePoiMessage(message.text);
@@ -271,107 +291,184 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
               ? message.pathVariants.first
               : Uint8List(0));
 
-    return Padding(
-      padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 8),
-      child: Column(
-        crossAxisAlignment: isOutgoing
-            ? CrossAxisAlignment.end
-            : CrossAxisAlignment.start,
-        children: [
-          Row(
-            mainAxisAlignment: isOutgoing
-                ? MainAxisAlignment.end
-                : MainAxisAlignment.start,
-            crossAxisAlignment: CrossAxisAlignment.start,
-            children: [
-              if (!isOutgoing) ...[
-                _buildAvatar(message.senderName),
-                const SizedBox(width: 8),
-              ],
-              Flexible(
-                child: GestureDetector(
-                  onTap: () => _showMessagePathInfo(message),
-                  onLongPress: () => _showMessageActions(message),
-                  child: Container(
-                    padding: gifId != null
-                        ? const EdgeInsets.all(4)
-                        : const EdgeInsets.symmetric(
-                            horizontal: 12,
-                            vertical: 8,
-                          ),
-                    constraints: BoxConstraints(
-                      maxWidth: MediaQuery.of(context).size.width * 0.65,
-                    ),
-                    decoration: BoxDecoration(
-                      color: isOutgoing
-                          ? Theme.of(context).colorScheme.primaryContainer
-                          : Theme.of(
-                              context,
-                            ).colorScheme.surfaceContainerHighest,
-                      borderRadius: BorderRadius.circular(12),
-                    ),
-                    child: Column(
-                      crossAxisAlignment: CrossAxisAlignment.start,
-                      children: [
-                        if (!isOutgoing) ...[
-                          Padding(
-                            padding: gifId != null
-                                ? const EdgeInsets.only(
-                                    left: 8,
-                                    top: 4,
-                                    bottom: 4,
-                                  )
-                                : EdgeInsets.zero,
-                            child: Text(
-                              message.senderName,
-                              style: TextStyle(
-                                fontSize: 12,
-                                fontWeight: FontWeight.bold,
-                                color: Theme.of(context).colorScheme.primary,
-                              ),
+    const maxSwipeOffset = 64.0;
+    const replySwipeThreshold = 64.0;
+    const bodyFontSize = 14.0;
+    final messageBody = Column(
+      crossAxisAlignment: isOutgoing
+          ? CrossAxisAlignment.end
+          : CrossAxisAlignment.start,
+      children: [
+        Row(
+          mainAxisAlignment: isOutgoing
+              ? MainAxisAlignment.end
+              : MainAxisAlignment.start,
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            if (!isOutgoing) ...[
+              _buildAvatar(message.senderName),
+              const SizedBox(width: 8),
+            ],
+            Flexible(
+              child: GestureDetector(
+                onTap: () => _showMessagePathInfo(message),
+                onLongPress: () => _showMessageActions(message),
+                child: Container(
+                  padding: gifId != null
+                      ? const EdgeInsets.all(4)
+                      : const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
+                  constraints: BoxConstraints(
+                    maxWidth: MediaQuery.of(context).size.width * 0.65,
+                  ),
+                  decoration: BoxDecoration(
+                    color: isOutgoing
+                        ? Theme.of(context).colorScheme.primaryContainer
+                        : Theme.of(context).colorScheme.surfaceContainerHighest,
+                    borderRadius: BorderRadius.circular(12),
+                  ),
+                  child: Column(
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      if (!isOutgoing) ...[
+                        Padding(
+                          padding: gifId != null
+                              ? const EdgeInsets.only(
+                                  left: 8,
+                                  top: 4,
+                                  bottom: 4,
+                                )
+                              : EdgeInsets.zero,
+                          child: Text(
+                            message.senderName,
+                            style: TextStyle(
+                              fontSize: 12,
+                              fontWeight: FontWeight.bold,
+                              color: Theme.of(context).colorScheme.primary,
                             ),
                           ),
-                          if (gifId == null) const SizedBox(height: 4),
-                        ],
-                        if (message.replyToMessageId != null) ...[
-                          _buildReplyPreview(message),
-                          const SizedBox(height: 8),
-                        ],
-                        if (poi != null)
-                          _buildPoiMessage(context, poi, isOutgoing)
-                        else if (gifId != null)
-                          ClipRRect(
-                            borderRadius: BorderRadius.circular(8),
-                            child: GifMessage(
-                              url:
-                                  'https://media.giphy.com/media/$gifId/giphy.gif',
-                              backgroundColor: Colors.transparent,
-                              fallbackTextColor: isOutgoing
-                                  ? Theme.of(context)
-                                        .colorScheme
-                                        .onPrimaryContainer
-                                        .withValues(alpha: 0.7)
-                                  : Theme.of(context).colorScheme.onSurface
-                                        .withValues(alpha: 0.6),
-                            ),
-                          )
-                        else
-                          Linkify(
-                            text: message.text,
-                            style: const TextStyle(fontSize: 14),
-                            linkStyle: const TextStyle(
-                              fontSize: 14,
-                              color: Colors.green,
-                              decoration: TextDecoration.underline,
+                        ),
+                        if (gifId == null) const SizedBox(height: 4),
+                      ],
+                      if (message.replyToMessageId != null) ...[
+                        _buildReplyPreview(message, textScale),
+                        const SizedBox(height: 8),
+                      ],
+                      if (poi != null)
+                        _buildPoiMessage(
+                          context,
+                          poi,
+                          isOutgoing,
+                          textScale,
+                          trailing: (!enableTracing && isOutgoing)
+                              ? Padding(
+                                  padding: const EdgeInsets.only(bottom: 2),
+                                  child: MessageStatusIcon(
+                                    isAcked:
+                                        message.status ==
+                                            ChannelMessageStatus.sent &&
+                                        displayPath.isNotEmpty,
+                                    isFailed:
+                                        message.status ==
+                                        ChannelMessageStatus.failed,
+                                  ),
+                                )
+                              : null,
+                        )
+                      else if (gifId != null)
+                        Stack(
+                          children: [
+                            ClipRRect(
+                              borderRadius: BorderRadius.circular(8),
+                              child: GifMessage(
+                                url:
+                                    'https://media.giphy.com/media/$gifId/giphy.gif',
+                                backgroundColor: Colors.transparent,
+                                fallbackTextColor: isOutgoing
+                                    ? Theme.of(context)
+                                          .colorScheme
+                                          .onPrimaryContainer
+                                          .withValues(alpha: 0.7)
+                                    : Theme.of(context).colorScheme.onSurface
+                                          .withValues(alpha: 0.6),
+                              ),
                             ),
-                            options: const LinkifyOptions(
-                              humanize: false,
-                              defaultToHttps: false,
+                            if (!enableTracing && isOutgoing)
+                              Positioned(
+                                top: 0,
+                                right: 0,
+                                child: Container(
+                                  padding: const EdgeInsets.all(3),
+                                  decoration: BoxDecoration(
+                                    color: isOutgoing
+                                        ? Theme.of(
+                                            context,
+                                          ).colorScheme.primaryContainer
+                                        : Theme.of(
+                                            context,
+                                          ).colorScheme.surfaceContainerHighest,
+                                    borderRadius: const BorderRadius.only(
+                                      bottomLeft: Radius.circular(10),
+                                      topRight: Radius.circular(8),
+                                    ),
+                                  ),
+                                  child: MessageStatusIcon(
+                                    isAcked:
+                                        message.status ==
+                                            ChannelMessageStatus.sent &&
+                                        displayPath.isNotEmpty,
+                                    isFailed:
+                                        message.status ==
+                                        ChannelMessageStatus.failed,
+                                  ),
+                                ),
+                              ),
+                          ],
+                        )
+                      else
+                        Row(
+                          mainAxisSize: MainAxisSize.min,
+                          crossAxisAlignment: CrossAxisAlignment.end,
+                          children: [
+                            Flexible(
+                              child: Linkify(
+                                text: message.text,
+                                style: TextStyle(
+                                  fontSize: bodyFontSize * textScale,
+                                ),
+                                linkStyle: TextStyle(
+                                  fontSize: bodyFontSize * textScale,
+                                  color: Colors.green,
+                                  decoration: TextDecoration.underline,
+                                ),
+                                options: const LinkifyOptions(
+                                  humanize: false,
+                                  defaultToHttps: false,
+                                ),
+                                linkifiers: const [UrlLinkifier()],
+                                onOpen: (link) => LinkHandler.handleLinkTap(
+                                  context,
+                                  link.url,
+                                ),
+                              ),
                             ),
-                            linkifiers: const [UrlLinkifier()],
-                            onOpen: (link) =>
-                                LinkHandler.handleLinkTap(context, link.url),
-                          ),
+                            if (!enableTracing && isOutgoing) ...[
+                              const SizedBox(width: 4),
+                              Padding(
+                                padding: const EdgeInsets.only(bottom: 2),
+                                child: MessageStatusIcon(
+                                  isAcked:
+                                      message.status ==
+                                          ChannelMessageStatus.sent &&
+                                      displayPath.isNotEmpty,
+                                  isFailed:
+                                      message.status ==
+                                      ChannelMessageStatus.failed,
+                                ),
+                              ),
+                            ],
+                          ],
+                        ),
+                      if (enableTracing) ...[
                         if (displayPath.isNotEmpty) ...[
                           const SizedBox(height: 4),
                           Padding(
@@ -443,25 +540,81 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                           ),
                         ),
                       ],
-                    ),
+                    ],
                   ),
                 ),
               ),
-            ],
-          ),
-          if (message.reactions.isNotEmpty) ...[
-            const SizedBox(height: 4),
-            Padding(
-              padding: EdgeInsets.only(left: isOutgoing ? 0 : 48),
-              child: _buildReactionsDisplay(message),
             ),
           ],
+        ),
+        if (message.reactions.isNotEmpty) ...[
+          const SizedBox(height: 4),
+          Padding(
+            padding: EdgeInsets.only(left: isOutgoing ? 0 : 48),
+            child: _buildReactionsDisplay(message),
+          ),
         ],
-      ),
+      ],
+    );
+
+    if (!isOutgoing) {
+      return _SwipeReplyBubble(
+        maxSwipeOffset: maxSwipeOffset,
+        replySwipeThreshold: replySwipeThreshold,
+        onReplyTriggered: () => _setReplyingTo(message),
+        hintBuilder: ({required isStart}) =>
+            _buildReplySwipeHint(isStart: isStart),
+        child: messageBody,
+      );
+    } else {
+      return Padding(
+        padding: const EdgeInsets.symmetric(vertical: 4),
+        child: messageBody,
+      );
+    }
+  }
+
+  Widget _buildReplySwipeHint({required bool isStart}) {
+    final colorScheme = Theme.of(context).colorScheme;
+    final content = Row(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        Icon(Icons.reply, color: colorScheme.primary),
+        const SizedBox(width: 6),
+        Text(
+          context.l10n.chat_reply,
+          style: TextStyle(
+            color: colorScheme.primary,
+            fontWeight: FontWeight.w600,
+          ),
+        ),
+      ],
+    );
+
+    return Container(
+      alignment: isStart ? Alignment.centerLeft : Alignment.centerRight,
+      padding: const EdgeInsets.symmetric(horizontal: 16),
+      color: colorScheme.primary.withValues(alpha: 0.08),
+      child: isStart
+          ? content
+          : Row(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Text(
+                  context.l10n.chat_reply,
+                  style: TextStyle(
+                    color: colorScheme.primary,
+                    fontWeight: FontWeight.w600,
+                  ),
+                ),
+                const SizedBox(width: 6),
+                Icon(Icons.reply, color: colorScheme.primary),
+              ],
+            ),
     );
   }
 
-  Widget _buildReplyPreview(ChannelMessage message) {
+  Widget _buildReplyPreview(ChannelMessage message, double textScale) {
     final connector = context.read<MeshCoreConnector>();
     final isOwnNode = message.replyToSenderName == connector.selfName;
     final replyText = message.replyToText ?? '';
@@ -489,7 +642,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
           const SizedBox(width: 4),
           Text(
             context.l10n.chat_location,
-            style: TextStyle(fontSize: 12, color: previewTextColor),
+            style: TextStyle(fontSize: 12 * textScale, color: previewTextColor),
           ),
         ],
       );
@@ -499,7 +652,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
         maxLines: 2,
         overflow: TextOverflow.ellipsis,
         style: TextStyle(
-          fontSize: 12,
+          fontSize: 12 * textScale,
           color: previewTextColor,
           fontStyle: FontStyle.italic,
         ),
@@ -523,7 +676,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             Text(
               context.l10n.chat_replyTo(message.replyToSenderName ?? ''),
               style: TextStyle(
-                fontSize: 11,
+                fontSize: 11 * textScale,
                 fontWeight: FontWeight.bold,
                 color: isOwnNode
                     ? Theme.of(context).colorScheme.primary
@@ -599,7 +752,13 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     return _PoiInfo(lat: lat, lon: lon, label: label);
   }
 
-  Widget _buildPoiMessage(BuildContext context, _PoiInfo poi, bool isOutgoing) {
+  Widget _buildPoiMessage(
+    BuildContext context,
+    _PoiInfo poi,
+    bool isOutgoing,
+    double textScale, {
+    Widget? trailing,
+  }) {
     final colorScheme = Theme.of(context).colorScheme;
     final textColor = isOutgoing
         ? colorScheme.onPrimaryContainer
@@ -635,16 +794,21 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
             children: [
               Text(
                 context.l10n.chat_poiShared,
-                style: TextStyle(color: textColor, fontWeight: FontWeight.w600),
+                style: TextStyle(
+                  color: textColor,
+                  fontWeight: FontWeight.w600,
+                  fontSize: 14 * textScale,
+                ),
               ),
               if (poi.label.isNotEmpty)
                 Text(
                   poi.label,
-                  style: TextStyle(color: metaColor, fontSize: 12),
+                  style: TextStyle(color: metaColor, fontSize: 12 * textScale),
                 ),
             ],
           ),
         ),
+        if (trailing != null) ...[const SizedBox(width: 4), trailing],
       ],
     );
   }
@@ -709,7 +873,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     return colors[hash.abs() % colors.length];
   }
 
-  Widget _buildReplyBanner() {
+  Widget _buildReplyBanner(double textScale) {
     final message = _replyingToMessage!;
     return Container(
       width: double.infinity,
@@ -735,7 +899,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                 Text(
                   context.l10n.chat_replyingTo(message.senderName),
                   style: TextStyle(
-                    fontSize: 12,
+                    fontSize: 12 * textScale,
                     fontWeight: FontWeight.bold,
                     color: Theme.of(context).colorScheme.onSecondaryContainer,
                   ),
@@ -745,7 +909,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                   maxLines: 1,
                   overflow: TextOverflow.ellipsis,
                   style: TextStyle(
-                    fontSize: 11,
+                    fontSize: 11 * textScale,
                     color: Theme.of(
                       context,
                     ).colorScheme.onSecondaryContainer.withValues(alpha: 0.7),
@@ -772,7 +936,15 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     return Column(
       mainAxisSize: MainAxisSize.min,
       children: [
-        if (_replyingToMessage != null) _buildReplyBanner(),
+        if (_replyingToMessage != null)
+          Builder(
+            builder: (context) {
+              final textScale = context.select<ChatTextScaleService, double>(
+                (service) => service.scale,
+              );
+              return _buildReplyBanner(textScale);
+            },
+          ),
         Container(
           padding: const EdgeInsets.all(8),
           decoration: BoxDecoration(
@@ -798,30 +970,47 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                   builder: (context, value, child) {
                     final gifId = _parseGifId(value.text);
                     if (gifId != null) {
-                      return Row(
-                        children: [
-                          Expanded(
-                            child: ClipRRect(
-                              borderRadius: BorderRadius.circular(12),
-                              child: GifMessage(
-                                url:
-                                    'https://media.giphy.com/media/$gifId/giphy.gif',
-                                backgroundColor: Theme.of(
-                                  context,
-                                ).colorScheme.surfaceContainerHighest,
-                                fallbackTextColor: Theme.of(
-                                  context,
-                                ).colorScheme.onSurface.withValues(alpha: 0.6),
-                                maxSize: 160,
+                      return Focus(
+                        autofocus: true,
+                        onKeyEvent: (node, event) {
+                          if (event is KeyDownEvent &&
+                              (event.logicalKey == LogicalKeyboardKey.enter ||
+                                  event.logicalKey ==
+                                      LogicalKeyboardKey.numpadEnter)) {
+                            _sendMessage();
+                            return KeyEventResult.handled;
+                          }
+                          return KeyEventResult.ignored;
+                        },
+                        child: Row(
+                          children: [
+                            Expanded(
+                              child: ClipRRect(
+                                borderRadius: BorderRadius.circular(12),
+                                child: GifMessage(
+                                  url:
+                                      'https://media.giphy.com/media/$gifId/giphy.gif',
+                                  backgroundColor: Theme.of(
+                                    context,
+                                  ).colorScheme.surfaceContainerHighest,
+                                  fallbackTextColor: Theme.of(context)
+                                      .colorScheme
+                                      .onSurface
+                                      .withValues(alpha: 0.6),
+                                  maxSize: 160,
+                                ),
                               ),
                             ),
-                          ),
-                          const SizedBox(width: 8),
-                          IconButton(
-                            icon: const Icon(Icons.close),
-                            onPressed: () => _textController.clear(),
-                          ),
-                        ],
+                            const SizedBox(width: 8),
+                            IconButton(
+                              icon: const Icon(Icons.close),
+                              onPressed: () {
+                                _textController.clear();
+                                _textFieldFocusNode.requestFocus();
+                              },
+                            ),
+                          ],
+                        ),
                       );
                     }
 
@@ -884,6 +1073,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     connector.sendChannelMessage(widget.channel, messageText);
     _textController.clear();
     _cancelReply();
+    _textFieldFocusNode.requestFocus();
   }
 
   String _formatTime(DateTime time) {
@@ -901,7 +1091,8 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     Navigator.push(
       context,
       MaterialPageRoute(
-        builder: (context) => ChannelMessagePathScreen(message: message),
+        builder: (context) =>
+            ChannelMessagePathScreen(message: message, channelMessage: true),
       ),
     );
   }
@@ -1006,6 +1197,157 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
   }
 }
 
+class _SwipeReplyBubble extends StatefulWidget {
+  final double maxSwipeOffset;
+  final double replySwipeThreshold;
+  final VoidCallback onReplyTriggered;
+  final Widget Function({required bool isStart}) hintBuilder;
+  final Widget child;
+
+  const _SwipeReplyBubble({
+    required this.maxSwipeOffset,
+    required this.replySwipeThreshold,
+    required this.onReplyTriggered,
+    required this.hintBuilder,
+    required this.child,
+  });
+
+  @override
+  State<_SwipeReplyBubble> createState() => _SwipeReplyBubbleState();
+}
+
+class _SwipeReplyBubbleState extends State<_SwipeReplyBubble> {
+  Offset? _swipeStartPosition;
+  double _swipeOffset = 0;
+  double _maxSwipeDistance = 0;
+  int? _swipePointerId;
+  bool _swipeLockedToHorizontal = false;
+
+  void _handleSwipeStart(Offset position) {
+    _swipeStartPosition = position;
+    _maxSwipeDistance = 0;
+    if (_swipeOffset != 0) {
+      setState(() => _swipeOffset = 0);
+    }
+  }
+
+  void _handleSwipePointerDown(PointerDownEvent event) {
+    _swipePointerId = event.pointer;
+    _swipeLockedToHorizontal = false;
+    _handleSwipeStart(event.position);
+  }
+
+  void _handleSwipePointerMove(PointerMoveEvent event) {
+    if (_swipePointerId != event.pointer || _swipeStartPosition == null) {
+      return;
+    }
+
+    final dx = event.position.dx - _swipeStartPosition!.dx;
+
+    const axisLockThreshold = 12.0;
+    if (!_swipeLockedToHorizontal) {
+      if (-dx < axisLockThreshold) {
+        return;
+      }
+      _swipeLockedToHorizontal = true;
+    }
+
+    _handleSwipeUpdate(event.position);
+  }
+
+  void _handleSwipeUpdate(Offset position) {
+    if (_swipeStartPosition == null) return;
+
+    final dx = position.dx - _swipeStartPosition!.dx;
+    if (dx >= 0) return;
+
+    if (-dx < 6) return;
+
+    if (-dx > _maxSwipeDistance) {
+      _maxSwipeDistance = -dx;
+    }
+
+    final double clamped = dx.clamp(-widget.maxSwipeOffset, 0.0).toDouble();
+    final adjusted = _applySwipeResistance(clamped, widget.maxSwipeOffset);
+    if (adjusted != _swipeOffset) {
+      setState(() => _swipeOffset = adjusted);
+    }
+  }
+
+  void _handleSwipePointerUp(Offset position) {
+    if (_swipeLockedToHorizontal && _swipeStartPosition != null) {
+      final dx = position.dx - _swipeStartPosition!.dx;
+      final peak = math.max(
+        _maxSwipeDistance,
+        (-dx).clamp(0.0, double.infinity),
+      );
+      if (peak >= widget.replySwipeThreshold) {
+        widget.onReplyTriggered();
+        HapticFeedback.selectionClick();
+      }
+    }
+    _resetSwipe();
+  }
+
+  void _resetSwipe() {
+    if (_swipeOffset != 0) {
+      setState(() => _swipeOffset = 0);
+    }
+    _swipeStartPosition = null;
+    _maxSwipeDistance = 0;
+    _swipePointerId = null;
+    _swipeLockedToHorizontal = false;
+  }
+
+  double _applySwipeResistance(double rawOffset, double maxOffset) {
+    final abs = rawOffset.abs();
+    if (abs <= 0) return 0;
+    final norm = (abs / maxOffset).clamp(0.0, 1.0);
+    const deadZone = 0.18;
+    if (norm <= deadZone) {
+      return rawOffset.sign * maxOffset * (norm * 0.08);
+    }
+    final t = ((norm - deadZone) / (1 - deadZone)).clamp(0.0, 1.0);
+    final curved = t < 0.5
+        ? 16 * math.pow(t, 5)
+        : 1 - math.pow(-2 * t + 2, 5) / 2;
+    const deadZoneEnd = 0.0144;
+    return rawOffset.sign *
+        maxOffset *
+        (deadZoneEnd + curved * (1 - deadZoneEnd));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Listener(
+      onPointerDown: _handleSwipePointerDown,
+      onPointerMove: _handleSwipePointerMove,
+      onPointerUp: (event) => _handleSwipePointerUp(event.position),
+      onPointerCancel: (_) => _resetSwipe(),
+      child: Padding(
+        padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 8),
+        child: Stack(
+          alignment: Alignment.center,
+          children: [
+            Positioned.fill(
+              child: Opacity(
+                opacity: _swipeOffset.abs() / widget.maxSwipeOffset,
+                child: widget.hintBuilder(isStart: false),
+              ),
+            ),
+            AnimatedContainer(
+              duration: const Duration(milliseconds: 150),
+              transform: Matrix4.translationValues(_swipeOffset, 0, 0),
+              curve: Curves.easeOut,
+              child: widget.child,
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
+
 class _PoiInfo {
   final double lat;
   final double lon;

lib/screens/channel_message_path_screen.dart

@@ -9,26 +9,38 @@ import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../services/map_tile_cache_service.dart';
+import '../services/app_settings_service.dart';
 import '../connector/meshcore_protocol.dart';
 import '../l10n/app_localizations.dart';
 import '../l10n/l10n.dart';
 import '../models/channel_message.dart';
+import '../models/app_settings.dart';
 import '../models/contact.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 
 class ChannelMessagePathScreen extends StatelessWidget {
   final ChannelMessage message;
-
-  const ChannelMessagePathScreen({super.key, required this.message});
+  final bool channelMessage;
+  const ChannelMessagePathScreen({
+    super.key,
+    required this.message,
+    this.channelMessage = false,
+  });
 
   @override
   Widget build(BuildContext context) {
     return Consumer<MeshCoreConnector>(
       builder: (context, connector, _) {
         final l10n = context.l10n;
-        final primaryPath = _selectPrimaryPath(
+        final primaryPathTmp = _selectPrimaryPath(
           message.pathBytes,
           message.pathVariants,
         );
+
+        final primaryPath = !channelMessage && !message.isOutgoing
+            ? Uint8List.fromList(primaryPathTmp.reversed.toList())
+            : primaryPathTmp;
+
         final hops = _buildPathHops(primaryPath, connector.contacts, l10n);
         final hasHopDetails = primaryPath.isNotEmpty;
         final observedLabel = _formatObservedHops(
@@ -37,10 +49,9 @@ class ChannelMessagePathScreen extends StatelessWidget {
           l10n,
         );
         final extraPaths = _otherPaths(primaryPath, message.pathVariants);
-
         return Scaffold(
           appBar: AppBar(
-            title: Text(l10n.channelPath_title),
+            title: AdaptiveAppBarTitle(l10n.channelPath_title),
             actions: [
               IconButton(
                 icon: const Icon(Icons.radar_outlined),
@@ -50,9 +61,9 @@ class ChannelMessagePathScreen extends StatelessWidget {
                   MaterialPageRoute(
                     builder: (context) => PathTraceMapScreen(
                       title: context.l10n.contacts_repeaterPathTrace,
-                      path: Uint8List.fromList(primaryPath),
+                      path: primaryPath,
                       flipPathRound: true,
-                      reversePathRound: true,
+                      reversePathRound: !message.isOutgoing && !channelMessage,
                     ),
                   ),
                 ),
@@ -62,7 +73,7 @@ class ChannelMessagePathScreen extends StatelessWidget {
                 tooltip: l10n.channelPath_viewMap,
                 onPressed: hasHopDetails
                     ? () {
-                        _openPathMap(context);
+                        _openPathMap(context, channelMessage: channelMessage);
                       }
                     : null,
               ),
@@ -157,7 +168,11 @@ class ChannelMessagePathScreen extends StatelessWidget {
               ),
               subtitle: Text(_formatPathPrefixes(variants[i])),
               trailing: const Icon(Icons.map_outlined, size: 20),
-              onTap: () => _openPathMap(context, initialPath: variants[i]),
+              onTap: () => _openPathMap(
+                context,
+                initialPath: variants[i],
+                channelMessage: channelMessage,
+              ),
             ),
           ),
       ],
@@ -248,13 +263,18 @@ class ChannelMessagePathScreen extends StatelessWidget {
     );
   }
 
-  void _openPathMap(BuildContext context, {Uint8List? initialPath}) {
+  void _openPathMap(
+    BuildContext context, {
+    Uint8List? initialPath,
+    bool channelMessage = false,
+  }) {
     Navigator.push(
       context,
       MaterialPageRoute(
         builder: (context) => ChannelMessagePathMapScreen(
           message: message,
           initialPath: initialPath,
+          channelMessage: channelMessage,
         ),
       ),
     );
@@ -264,11 +284,13 @@ class ChannelMessagePathScreen extends StatelessWidget {
 class ChannelMessagePathMapScreen extends StatefulWidget {
   final ChannelMessage message;
   final Uint8List? initialPath;
+  final bool channelMessage;
 
   const ChannelMessagePathMapScreen({
     super.key,
     required this.message,
     this.initialPath,
+    this.channelMessage = false,
   });
 
   @override
@@ -278,8 +300,12 @@ class ChannelMessagePathMapScreen extends StatefulWidget {
 
 class _ChannelMessagePathMapScreenState
     extends State<ChannelMessagePathMapScreen> {
+  static const double _labelZoomThreshold = 8.5;
+
   Uint8List? _selectedPath;
   double _pathDistance = 0.0;
+  bool _showNodeLabels = true;
+  bool _didReceivePositionUpdate = false;
 
   @override
   void initState() {
@@ -314,6 +340,8 @@ class _ChannelMessagePathMapScreenState
   Widget build(BuildContext context) {
     return Consumer<MeshCoreConnector>(
       builder: (context, connector, _) {
+        final settings = context.watch<AppSettingsService>().settings;
+        final isImperial = settings.unitSystem == UnitSystem.imperial;
         final tileCache = context.read<MapTileCacheService>();
         final primaryPath = _selectPrimaryPath(
           widget.message.pathBytes,
@@ -323,11 +351,18 @@ class _ChannelMessagePathMapScreenState
           primaryPath,
           widget.message.pathVariants,
         );
-        final selectedPath = _resolveSelectedPath(
+        final selectedPathTmp = _resolveSelectedPath(
           _selectedPath,
           observedPaths,
           primaryPath,
         );
+
+        final selectedPath =
+            ((!widget.message.isOutgoing && !widget.channelMessage) ||
+                (widget.message.isOutgoing && widget.channelMessage))
+            ? Uint8List.fromList(selectedPathTmp.reversed.toList())
+            : selectedPathTmp;
+
         final selectedIndex = _indexForPath(selectedPath, observedPaths);
         final hops = _buildPathHops(
           selectedPath,
@@ -336,12 +371,22 @@ class _ChannelMessagePathMapScreenState
         );
 
         final points = <LatLng>[];
+
+        if ((widget.message.isOutgoing && !widget.channelMessage) ||
+            (widget.message.isOutgoing && widget.channelMessage)) {
+          points.add(LatLng(connector.selfLatitude!, connector.selfLongitude!));
+        }
+
         for (final hop in hops) {
           if (hop.hasLocation) {
             points.add(hop.position!);
           }
         }
-        points.add(LatLng(connector.selfLatitude!, connector.selfLongitude!));
+
+        if ((!widget.message.isOutgoing && !widget.channelMessage) ||
+            (!widget.message.isOutgoing && widget.channelMessage)) {
+          points.add(LatLng(connector.selfLatitude!, connector.selfLongitude!));
+        }
 
         final polylines = points.length > 1
             ? [
@@ -357,6 +402,9 @@ class _ChannelMessagePathMapScreenState
             ? points.first
             : const LatLng(0, 0);
         final initialZoom = points.isNotEmpty ? 13.0 : 2.0;
+        if (!_didReceivePositionUpdate) {
+          _showNodeLabels = initialZoom >= _labelZoomThreshold;
+        }
         final bounds = points.length > 1
             ? LatLngBounds.fromPoints(points)
             : null;
@@ -366,7 +414,9 @@ class _ChannelMessagePathMapScreenState
         _pathDistance = _getPathDistance(points);
 
         return Scaffold(
-          appBar: AppBar(title: Text(context.l10n.channelPath_mapTitle)),
+          appBar: AppBar(
+            title: AdaptiveAppBarTitle(context.l10n.channelPath_mapTitle),
+          ),
           body: SafeArea(
             top: false,
             child: Stack(
@@ -388,6 +438,17 @@ class _ChannelMessagePathMapScreenState
                     interactionOptions: InteractionOptions(
                       flags: ~InteractiveFlag.rotate,
                     ),
+                    onPositionChanged: (camera, hasGesture) {
+                      final shouldShow = camera.zoom >= _labelZoomThreshold;
+                      if (!_didReceivePositionUpdate ||
+                          shouldShow != _showNodeLabels) {
+                        if (!mounted) return;
+                        setState(() {
+                          _didReceivePositionUpdate = true;
+                          _showNodeLabels = shouldShow;
+                        });
+                      }
+                    },
                   ),
                   children: [
                     TileLayer(
@@ -399,7 +460,12 @@ class _ChannelMessagePathMapScreenState
                     ),
                     if (polylines.isNotEmpty)
                       PolylineLayer(polylines: polylines),
-                    MarkerLayer(markers: _buildHopMarkers(hops)),
+                    MarkerLayer(
+                      markers: _buildHopMarkers(
+                        hops,
+                        showLabels: _showNodeLabels,
+                      ),
+                    ),
                   ],
                 ),
                 if (observedPaths.length > 1)
@@ -422,7 +488,7 @@ class _ChannelMessagePathMapScreenState
                       ),
                     ),
                   ),
-                _buildLegendCard(context, hops),
+                _buildLegendCard(context, hops, isImperial),
               ],
             ),
           ),
@@ -494,45 +560,61 @@ class _ChannelMessagePathMapScreenState
     );
   }
 
-  List<Marker> _buildHopMarkers(List<_PathHop> hops) {
-    return [
-      for (final hop in hops)
-        if (hop.hasLocation)
-          Marker(
-            point: hop.position!,
-            width: 35,
-            height: 35,
-            child: Container(
-              decoration: BoxDecoration(
-                color: Colors.green,
-                shape: BoxShape.circle,
-                border: Border.all(color: Colors.white, width: 2),
-                boxShadow: [
-                  BoxShadow(
-                    color: Colors.black.withValues(alpha: 0.3),
-                    blurRadius: 4,
-                    offset: const Offset(0, 2),
-                  ),
-                ],
-              ),
-              alignment: Alignment.center,
-              child: Text(
-                hop.index.toString(),
-                style: const TextStyle(
-                  color: Colors.white,
-                  fontWeight: FontWeight.bold,
-                  fontSize: 12,
+  List<Marker> _buildHopMarkers(
+    List<_PathHop> hops, {
+    required bool showLabels,
+  }) {
+    final markers = <Marker>[];
+    for (final hop in hops) {
+      if (!hop.hasLocation) continue;
+      final point = hop.position!;
+      markers.add(
+        Marker(
+          point: point,
+          width: 35,
+          height: 35,
+          child: Container(
+            decoration: BoxDecoration(
+              color: Colors.green,
+              shape: BoxShape.circle,
+              border: Border.all(color: Colors.white, width: 2),
+              boxShadow: [
+                BoxShadow(
+                  color: Colors.black.withValues(alpha: 0.3),
+                  blurRadius: 4,
+                  offset: const Offset(0, 2),
                 ),
+              ],
+            ),
+            alignment: Alignment.center,
+            child: Text(
+              hop.index.toString(),
+              style: const TextStyle(
+                color: Colors.white,
+                fontWeight: FontWeight.bold,
+                fontSize: 12,
               ),
             ),
           ),
-      if (context.read<MeshCoreConnector>().selfLatitude != null &&
-          context.read<MeshCoreConnector>().selfLongitude != null)
-        Marker(
-          point: LatLng(
-            context.read<MeshCoreConnector>().selfLatitude!,
-            context.read<MeshCoreConnector>().selfLongitude!,
+        ),
+      );
+      if (showLabels) {
+        markers.add(
+          _buildNodeLabelMarker(
+            point: point,
+            label: hop.contact?.name ?? _formatPrefix(hop.prefix),
           ),
+        );
+      }
+    }
+
+    final selfLat = context.read<MeshCoreConnector>().selfLatitude;
+    final selfLon = context.read<MeshCoreConnector>().selfLongitude;
+    if (selfLat != null && selfLon != null) {
+      final selfPoint = LatLng(selfLat, selfLon);
+      markers.add(
+        Marker(
+          point: selfPoint,
           width: 35,
           height: 35,
           child: Container(
@@ -559,10 +641,60 @@ class _ChannelMessagePathMapScreenState
             ),
           ),
         ),
-    ];
+      );
+      if (showLabels) {
+        markers.add(
+          _buildNodeLabelMarker(
+            point: selfPoint,
+            label: context.l10n.pathTrace_you,
+          ),
+        );
+      }
+    }
+
+    return markers;
   }
 
-  Widget _buildLegendCard(BuildContext context, List<_PathHop> hops) {
+  Marker _buildNodeLabelMarker({required LatLng point, required String label}) {
+    return Marker(
+      point: point,
+      width: 120,
+      height: 24,
+      alignment: Alignment.topCenter,
+      child: IgnorePointer(
+        child: Transform.translate(
+          offset: const Offset(0, -20),
+          child: FittedBox(
+            fit: BoxFit.contain,
+            child: Container(
+              padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+              decoration: BoxDecoration(
+                color: Colors.black54,
+                borderRadius: BorderRadius.circular(8),
+              ),
+              alignment: Alignment.center,
+              child: Text(
+                label,
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+                style: const TextStyle(
+                  color: Colors.white,
+                  fontSize: 11,
+                  fontWeight: FontWeight.w500,
+                ),
+              ),
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
+  Widget _buildLegendCard(
+    BuildContext context,
+    List<_PathHop> hops,
+    bool isImperial,
+  ) {
     final l10n = context.l10n;
     final maxHeight = MediaQuery.of(context).size.height * 0.35;
     final estimatedHeight = 72.0 + (hops.length * 56.0);
@@ -581,7 +713,7 @@ class _ChannelMessagePathMapScreenState
               Padding(
                 padding: const EdgeInsets.all(12),
                 child: Text(
-                  '${l10n.channelPath_repeaterHops} (${(_pathDistance / 1609.34).toStringAsFixed(2)} Miles / ${(_pathDistance / 1000).toStringAsFixed(2)} Km)',
+                  '${l10n.channelPath_repeaterHops} ${formatDistance(_pathDistance, isImperial: isImperial)}',
                   style: const TextStyle(fontWeight: FontWeight.w600),
                 ),
               ),

lib/screens/channels_screen.dart

@@ -3,18 +3,20 @@ import 'dart:math';
 import 'dart:typed_data';
 
 import 'package:flutter/material.dart';
+import 'package:meshcore_open/storage/channel_message_store.dart';
+import 'package:meshcore_open/widgets/app_bar.dart';
 import 'package:provider/provider.dart';
 import 'package:uuid/uuid.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../l10n/l10n.dart';
+import '../services/app_settings_service.dart';
 import '../models/channel.dart';
 import '../models/community.dart';
 import '../storage/community_store.dart';
 import '../utils/dialog_utils.dart';
 import '../utils/disconnect_navigation_mixin.dart';
 import '../utils/route_transitions.dart';
-import '../widgets/battery_indicator.dart';
 import '../widgets/list_filter_widget.dart';
 import '../widgets/empty_state.dart';
 import '../widgets/qr_code_display.dart';
@@ -104,6 +106,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   @override
   Widget build(BuildContext context) {
     final connector = context.watch<MeshCoreConnector>();
+    final channelMessageStore = ChannelMessageStore();
 
     // Auto-navigate back to scanner if disconnected
     if (!checkConnectionAndNavigate(connector)) {
@@ -116,8 +119,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
       canPop: allowBack,
       child: Scaffold(
         appBar: AppBar(
-          leading: BatteryIndicator(connector: connector),
-          title: Text(context.l10n.channels_title),
+          title: AppBarTitle(context.l10n.channels_title),
           centerTitle: true,
           automaticallyImplyLeading: false,
           actions: [
@@ -304,6 +306,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                             return _buildChannelTile(
                               context,
                               connector,
+                              channelMessageStore,
                               channel,
                               showDragHandle: true,
                               dragIndex: index,
@@ -323,6 +326,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                             return _buildChannelTile(
                               context,
                               connector,
+                              channelMessageStore,
                               channel,
                             );
                           },
@@ -352,6 +356,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   Widget _buildChannelTile(
     BuildContext context,
     MeshCoreConnector connector,
+    ChannelMessageStore channelMessageStore,
     Channel channel, {
     bool showDragHandle = false,
     int? dragIndex,
@@ -468,7 +473,12 @@ class _ChannelsScreenState extends State<ChannelsScreen>
             );
           }
         },
-        onLongPress: () => _showChannelActions(context, connector, channel),
+        onLongPress: () => _showChannelActions(
+          context,
+          connector,
+          channelMessageStore,
+          channel,
+        ),
       ),
     );
   }
@@ -476,11 +486,16 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   void _showChannelActions(
     BuildContext context,
     MeshCoreConnector connector,
+    ChannelMessageStore channelMessageStore,
     Channel channel,
   ) {
+    final parentContext = context;
+    final settingsService = context.read<AppSettingsService>();
+    final isMuted = settingsService.isChannelMuted(channel.name);
+
     showModalBottomSheet(
-      context: context,
-      builder: (context) => SafeArea(
+      context: parentContext,
+      builder: (sheetContext) => SafeArea(
         child: Column(
           mainAxisSize: MainAxisSize.min,
           children: [
@@ -488,10 +503,30 @@ class _ChannelsScreenState extends State<ChannelsScreen>
               leading: const Icon(Icons.edit_outlined),
               title: Text(context.l10n.channels_editChannel),
               onTap: () async {
-                Navigator.pop(context);
+                Navigator.pop(sheetContext);
                 await Future.delayed(const Duration(milliseconds: 100));
-                if (context.mounted) {
-                  _showEditChannelDialog(context, connector, channel);
+                if (parentContext.mounted) {
+                  _showEditChannelDialog(parentContext, connector, channel);
+                }
+              },
+            ),
+            ListTile(
+              leading: Icon(
+                isMuted
+                    ? Icons.notifications_outlined
+                    : Icons.notifications_off_outlined,
+              ),
+              title: Text(
+                isMuted
+                    ? context.l10n.channels_unmuteChannel
+                    : context.l10n.channels_muteChannel,
+              ),
+              onTap: () async {
+                Navigator.pop(sheetContext);
+                if (isMuted) {
+                  await settingsService.unmuteChannel(channel.name);
+                } else {
+                  await settingsService.muteChannel(channel.name);
                 }
               },
             ),
@@ -502,10 +537,15 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 style: const TextStyle(color: Colors.red),
               ),
               onTap: () async {
-                Navigator.pop(context);
+                Navigator.pop(sheetContext);
                 await Future.delayed(const Duration(milliseconds: 100));
-                if (context.mounted) {
-                  _confirmDeleteChannel(context, connector, channel);
+                if (parentContext.mounted) {
+                  _confirmDeleteChannel(
+                    context,
+                    connector,
+                    channelMessageStore,
+                    channel,
+                  );
                 }
               },
             ),
@@ -1415,7 +1455,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
               child: Text(dialogContext.l10n.common_cancel),
             ),
             FilledButton(
-              onPressed: () {
+              onPressed: () async {
                 final name = nameController.text.trim();
                 final pskHex = pskController.text.trim();
 
@@ -1432,13 +1472,25 @@ class _ChannelsScreenState extends State<ChannelsScreen>
                 }
 
                 Navigator.pop(dialogContext);
-                connector.setChannel(channel.index, name, psk);
-                connector.setChannelSmazEnabled(channel.index, smazEnabled);
-                ScaffoldMessenger.of(context).showSnackBar(
-                  SnackBar(
-                    content: Text(context.l10n.channels_channelUpdated(name)),
-                  ),
-                );
+                try {
+                  await connector.setChannel(channel.index, name, psk);
+                  await connector.setChannelSmazEnabled(
+                    channel.index,
+                    smazEnabled,
+                  );
+                  if (!context.mounted) return;
+                  ScaffoldMessenger.of(context).showSnackBar(
+                    SnackBar(
+                      content: Text(context.l10n.channels_channelUpdated(name)),
+                    ),
+                  );
+                } catch (e, st) {
+                  debugPrint(st.toString());
+                  if (!context.mounted) return;
+                  ScaffoldMessenger.of(context).showSnackBar(
+                    SnackBar(content: Text('Failed to update channel: $e')),
+                  );
+                }
               },
               child: Text(dialogContext.l10n.common_save),
             ),
@@ -1451,6 +1503,7 @@ class _ChannelsScreenState extends State<ChannelsScreen>
   void _confirmDeleteChannel(
     BuildContext context,
     MeshCoreConnector connector,
+    ChannelMessageStore channelMessageStore,
     Channel channel,
   ) {
     showDialog(
@@ -1466,16 +1519,36 @@ class _ChannelsScreenState extends State<ChannelsScreen>
             child: Text(dialogContext.l10n.common_cancel),
           ),
           TextButton(
-            onPressed: () {
+            onPressed: () async {
               Navigator.pop(dialogContext);
-              connector.deleteChannel(channel.index);
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text(
-                    context.l10n.channels_channelDeleted(channel.name),
+              try {
+                await connector.deleteChannel(channel.index);
+
+                channelMessageStore.clearChannelMessages(channel.index);
+
+                if (!context.mounted) return;
+
+                ScaffoldMessenger.of(context).showSnackBar(
+                  SnackBar(
+                    content: Text(
+                      context.l10n.channels_channelDeleted(channel.name),
+                    ),
                   ),
-                ),
-              );
+                );
+              } catch (e, st) {
+                if (!context.mounted) return;
+
+                ScaffoldMessenger.of(context).showSnackBar(
+                  SnackBar(
+                    content: Text(
+                      context.l10n.channels_channelDeleteFailed(channel.name),
+                    ),
+                  ),
+                );
+
+                // Preserve existing logging (if it was there)
+                debugPrint('Failed to delete channel: $e\n$st');
+              }
             },
             child: Text(
               dialogContext.l10n.common_delete,

lib/screens/community_qr_scanner_screen.dart

@@ -6,6 +6,7 @@ import '../connector/meshcore_connector.dart';
 import '../l10n/l10n.dart';
 import '../models/community.dart';
 import '../storage/community_store.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 import '../widgets/qr_scanner_widget.dart';
 
 /// Screen for scanning community QR codes to join communities.
@@ -29,7 +30,7 @@ class _CommunityQrScannerScreenState extends State<CommunityQrScannerScreen> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(context.l10n.community_scanQr),
+        title: AdaptiveAppBarTitle(context.l10n.community_scanQr),
         centerTitle: true,
       ),
       body: _isProcessing

lib/screens/contacts_screen.dart

@@ -3,6 +3,8 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:meshcore_open/screens/path_trace_map.dart';
+import 'package:meshcore_open/utils/app_logger.dart';
+import 'package:meshcore_open/widgets/app_bar.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
@@ -16,7 +18,6 @@ import '../utils/dialog_utils.dart';
 import '../utils/disconnect_navigation_mixin.dart';
 import '../utils/emoji_utils.dart';
 import '../utils/route_transitions.dart';
-import '../widgets/battery_indicator.dart';
 import '../widgets/list_filter_widget.dart';
 import '../widgets/empty_state.dart';
 import '../widgets/quick_switch_bar.dart';
@@ -90,79 +91,90 @@ class _ContactsScreenState extends State<ContactsScreen>
     _frameSubscription = connector.receivedFrames.listen((frame) {
       if (frame.isEmpty) return;
       final frameBuffer = BufferReader(frame);
-      final code = frameBuffer.readUInt8();
+      try {
+        final code = frameBuffer.readUInt8();
+
+        if (code == respCodeExportContact) {
+          final advertPacket = frameBuffer.readRemainingBytes();
+          // Validate packet has expected minimum size (98+ bytes per protocol)
+          if (advertPacket.length < 98) {
+            if (mounted) {
+              ScaffoldMessenger.of(context).showSnackBar(
+                SnackBar(
+                  content: Text(context.l10n.contacts_invalidAdvertFormat),
+                ),
+              );
+            }
+            _pendingOperations.remove(ContactOperationType.export);
+            return;
+          }
+          final hexString = pubKeyToHex(advertPacket);
+          Clipboard.setData(ClipboardData(text: "meshcore://$hexString"));
+        }
+
+        if (code == respCodeOk) {
+          // Show a snackbar indicating success
+          if (!mounted) return;
 
-      if (code == respCodeExportContact) {
-        final advertPacket = frameBuffer.readRemainingBytes();
-        // Validate packet has expected minimum size (98+ bytes per protocol)
-        if (advertPacket.length < 98) {
-          if (mounted) {
+          if (_pendingOperations.contains(ContactOperationType.import)) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(content: Text(context.l10n.contacts_contactImported)),
+            );
+          }
+
+          if (_pendingOperations.contains(ContactOperationType.zeroHopShare)) {
             ScaffoldMessenger.of(context).showSnackBar(
               SnackBar(
-                content: Text(context.l10n.contacts_invalidAdvertFormat),
+                content: Text(context.l10n.contacts_zeroHopContactAdvertSent),
               ),
             );
           }
-          _pendingOperations.remove(ContactOperationType.export);
-          return;
-        }
-        final hexString = pubKeyToHex(advertPacket);
-        Clipboard.setData(ClipboardData(text: "meshcore://$hexString"));
-      }
-
-      if (code == respCodeOk) {
-        // Show a snackbar indicating success
-        if (!mounted) return;
-
-        if (_pendingOperations.contains(ContactOperationType.import)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(content: Text(context.l10n.contacts_contactImported)),
-          );
-        }
 
-        if (_pendingOperations.contains(ContactOperationType.zeroHopShare)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text(context.l10n.contacts_zeroHopContactAdvertSent),
-            ),
-          );
-        }
+          if (_pendingOperations.contains(ContactOperationType.export)) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(
+                content: Text(context.l10n.contacts_contactAdvertCopied),
+              ),
+            );
+          }
 
-        if (_pendingOperations.contains(ContactOperationType.export)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(content: Text(context.l10n.contacts_contactAdvertCopied)),
-          );
+          _pendingOperations.clear();
         }
 
-        _pendingOperations.clear();
-      }
+        if (code == respCodeErr) {
+          // Show a snackbar indicating failure
+          if (!mounted) return;
 
-      if (code == respCodeErr) {
-        // Show a snackbar indicating failure
-        if (!mounted) return;
+          if (_pendingOperations.contains(ContactOperationType.import)) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(
+                content: Text(context.l10n.contacts_contactImportFailed),
+              ),
+            );
+          }
 
-        if (_pendingOperations.contains(ContactOperationType.import)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(content: Text(context.l10n.contacts_contactImportFailed)),
-          );
-        }
+          if (_pendingOperations.contains(ContactOperationType.zeroHopShare)) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(
+                content: Text(context.l10n.contacts_zeroHopContactAdvertFailed),
+              ),
+            );
+          }
+          if (_pendingOperations.contains(ContactOperationType.export)) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(
+                content: Text(context.l10n.contacts_contactAdvertCopyFailed),
+              ),
+            );
+          }
 
-        if (_pendingOperations.contains(ContactOperationType.zeroHopShare)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text(context.l10n.contacts_zeroHopContactAdvertFailed),
-            ),
-          );
-        }
-        if (_pendingOperations.contains(ContactOperationType.export)) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text(context.l10n.contacts_contactAdvertCopyFailed),
-            ),
-          );
+          _pendingOperations.clear();
         }
-
-        _pendingOperations.clear();
+      } catch (e) {
+        appLogger.error(
+          'Error processing received frame: $e',
+          tag: 'ContactsScreen',
+        );
       }
     });
   }
@@ -171,14 +183,17 @@ class _ContactsScreenState extends State<ContactsScreen>
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
     final exportContactFrame = buildExportContactFrame(pubKey);
     _pendingOperations.add(ContactOperationType.export);
-    await connector.sendFrame(exportContactFrame);
+    await connector.sendFrame(exportContactFrame, expectsGenericAck: true);
   }
 
   Future<void> _contactZeroHop(Uint8List pubKey) async {
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
     final exportContactZeroHopFrame = buildZeroHopContact(pubKey);
     _pendingOperations.add(ContactOperationType.zeroHopShare);
-    await connector.sendFrame(exportContactZeroHopFrame);
+    await connector.sendFrame(
+      exportContactZeroHopFrame,
+      expectsGenericAck: true,
+    );
   }
 
   Future<void> _contactImport() async {
@@ -205,7 +220,7 @@ class _ContactsScreenState extends State<ContactsScreen>
     try {
       final importContactFrame = buildImportContactFrame(hexString);
       _pendingOperations.add(ContactOperationType.import);
-      await connector.sendFrame(importContactFrame);
+      await connector.sendFrame(importContactFrame, expectsGenericAck: true);
     } catch (e) {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
@@ -229,9 +244,7 @@ class _ContactsScreenState extends State<ContactsScreen>
       canPop: allowBack,
       child: Scaffold(
         appBar: AppBar(
-          leading: BatteryIndicator(connector: connector),
-          title: Text(context.l10n.contacts_title),
-          centerTitle: true,
+          title: AppBarTitle(context.l10n.contacts_title),
           automaticallyImplyLeading: false,
           actions: [
             PopupMenuButton(
@@ -468,6 +481,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                         contact: contact,
                         lastSeen: _resolveLastSeen(contact),
                         unreadCount: unreadCount,
+                        isFavorite: contact.isFavorite,
                         onTap: () => _openChat(context, contact),
                         onLongPress: () =>
                             _showContactOptions(context, connector, contact),
@@ -504,6 +518,8 @@ class _ContactsScreenState extends State<ContactsScreen>
         })
         .where((group) {
           if (_typeFilter == ContactTypeFilter.all) return true;
+          // Groups don't have a favorite flag, so hide them under favorites filter
+          if (_typeFilter == ContactTypeFilter.favorites) return false;
           for (final key in group.memberKeys) {
             final contact = contactsByKey[key];
             if (contact != null && _matchesTypeFilter(contact)) return true;
@@ -578,6 +594,8 @@ class _ContactsScreenState extends State<ContactsScreen>
     switch (_typeFilter) {
       case ContactTypeFilter.all:
         return true;
+      case ContactTypeFilter.favorites:
+        return contact.isFavorite;
       case ContactTypeFilter.users:
         return contact.type == advTypeChat;
       case ContactTypeFilter.repeaters:
@@ -968,6 +986,7 @@ class _ContactsScreenState extends State<ContactsScreen>
   ) {
     final isRepeater = contact.type == advTypeRepeater;
     final isRoom = contact.type == advTypeRoom;
+    final isFavorite = contact.isFavorite;
 
     showModalBottomSheet(
       context: context,
@@ -1074,6 +1093,21 @@ class _ContactsScreenState extends State<ContactsScreen>
                 },
               ),
             ],
+            ListTile(
+              leading: Icon(
+                isFavorite ? Icons.star : Icons.star_border,
+                color: Colors.amber[700],
+              ),
+              title: Text(
+                isFavorite
+                    ? context.l10n.listFilter_removeFromFavorites
+                    : context.l10n.listFilter_addToFavorites,
+              ),
+              onTap: () async {
+                Navigator.pop(sheetContext);
+                await connector.setContactFavorite(contact, !isFavorite);
+              },
+            ),
             ListTile(
               leading: const Icon(Icons.copy),
               title: Text(context.l10n.contacts_ShareContact),
@@ -1142,6 +1176,7 @@ class _ContactTile extends StatelessWidget {
   final Contact contact;
   final DateTime lastSeen;
   final int unreadCount;
+  final bool isFavorite;
   final VoidCallback onTap;
   final VoidCallback onLongPress;
 
@@ -1149,6 +1184,7 @@ class _ContactTile extends StatelessWidget {
     required this.contact,
     required this.lastSeen,
     required this.unreadCount,
+    required this.isFavorite,
     required this.onTap,
     required this.onLongPress,
   });
@@ -1160,12 +1196,17 @@ class _ContactTile extends StatelessWidget {
         backgroundColor: _getTypeColor(contact.type),
         child: _buildContactAvatar(contact),
       ),
-      title: Text(contact.name),
+      title: Text(contact.name, maxLines: 1, overflow: TextOverflow.ellipsis),
       subtitle: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          Text(contact.pathLabel),
-          Text(contact.shortPubKeyHex, style: TextStyle(fontSize: 12)),
+          Text(contact.pathLabel, maxLines: 1, overflow: TextOverflow.ellipsis),
+          Text(
+            contact.shortPubKeyHex,
+            maxLines: 1,
+            overflow: TextOverflow.ellipsis,
+            style: const TextStyle(fontSize: 12),
+          ),
         ],
       ),
       // Clamp text scaling in trailing section to prevent overflow while
@@ -1176,26 +1217,36 @@ class _ContactTile extends StatelessWidget {
             MediaQuery.textScalerOf(context).scale(1.0).clamp(1.0, 1.3),
           ),
         ),
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          crossAxisAlignment: CrossAxisAlignment.end,
-          children: [
-            if (unreadCount > 0) ...[
-              UnreadBadge(count: unreadCount),
-              const SizedBox(height: 4),
-            ],
-            Text(
-              _formatLastSeen(context, lastSeen),
-              style: TextStyle(fontSize: 12, color: Colors.grey[600]),
-            ),
-            Row(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                if (contact.hasLocation)
-                  Icon(Icons.location_on, size: 14, color: Colors.grey[400]),
+        child: SizedBox(
+          width: 120,
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            crossAxisAlignment: CrossAxisAlignment.end,
+            children: [
+              if (unreadCount > 0) ...[
+                UnreadBadge(count: unreadCount),
+                const SizedBox(height: 4),
               ],
-            ),
-          ],
+              Text(
+                _formatLastSeen(context, lastSeen),
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+                textAlign: TextAlign.right,
+                style: TextStyle(fontSize: 12, color: Colors.grey[600]),
+              ),
+              Row(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  if (isFavorite)
+                    Icon(Icons.star, size: 14, color: Colors.amber[700]),
+                  if (isFavorite && contact.hasLocation)
+                    const SizedBox(width: 2),
+                  if (contact.hasLocation)
+                    Icon(Icons.location_on, size: 14, color: Colors.grey[400]),
+                ],
+              ),
+            ],
+          ),
         ),
       ),
       onTap: onTap,

lib/screens/map_cache_screen.dart

@@ -7,6 +7,7 @@ import '../l10n/app_localizations.dart';
 import '../l10n/l10n.dart';
 import '../services/app_settings_service.dart';
 import '../services/map_tile_cache_service.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 
 class MapCacheScreen extends StatefulWidget {
   const MapCacheScreen({super.key});
@@ -224,7 +225,10 @@ class _MapCacheScreenState extends State<MapCacheScreen> {
         : (_completedTiles / _estimatedTiles).clamp(0.0, 1.0).toDouble();
 
     return Scaffold(
-      appBar: AppBar(title: Text(l10n.mapCache_title), centerTitle: true),
+      appBar: AppBar(
+        title: AdaptiveAppBarTitle(l10n.mapCache_title),
+        centerTitle: true,
+      ),
       body: Column(
         children: [
           Expanded(

lib/screens/map_screen.dart

@@ -5,11 +5,13 @@ import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
 import 'package:latlong2/latlong.dart';
 import 'package:meshcore_open/screens/path_trace_map.dart';
+import 'package:meshcore_open/widgets/app_bar.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../l10n/l10n.dart';
 import '../connector/meshcore_protocol.dart';
+import '../models/app_settings.dart';
 import '../models/channel.dart';
 import '../models/contact.dart';
 import '../services/app_settings_service.dart';
@@ -17,8 +19,8 @@ import '../services/map_marker_service.dart';
 import '../services/map_tile_cache_service.dart';
 import '../utils/contact_search.dart';
 import '../utils/route_transitions.dart';
-import '../widgets/battery_indicator.dart';
 import '../widgets/quick_switch_bar.dart';
+import '../icons/los_icon.dart';
 import 'channels_screen.dart';
 import 'chat_screen.dart';
 import 'contacts_screen.dart';
@@ -26,6 +28,7 @@ import '../widgets/repeater_login_dialog.dart';
 import '../widgets/room_login_dialog.dart';
 import 'repeater_hub_screen.dart';
 import 'settings_screen.dart';
+import 'line_of_sight_map_screen.dart';
 
 class MapScreen extends StatefulWidget {
   final LatLng? highlightPosition;
@@ -46,6 +49,8 @@ class MapScreen extends StatefulWidget {
 }
 
 class _MapScreenState extends State<MapScreen> {
+  static const double _labelZoomThreshold = 8.5;
+
   final MapController _mapController = MapController();
   final MapMarkerService _markerService = MapMarkerService();
   final Set<String> _hiddenMarkerIds = {};
@@ -58,6 +63,7 @@ class _MapScreenState extends State<MapScreen> {
   final List<LatLng> _points = [];
   final List<Polyline> _polylines = [];
   bool _legendExpanded = false;
+  bool _showNodeLabels = true;
 
   @override
   void initState() {
@@ -105,7 +111,7 @@ class _MapScreenState extends State<MapScreen> {
   double _zoomFromStdDev(double latStdDev, double lonStdDev) {
     final maxSpread = max(latStdDev, lonStdDev);
     if (maxSpread <= 0) return 13.0;
-    // Approzimate: each zoom level halves the visible area
+    // Approximate: each zoom level halves the visible area
     // ~0.01 degrees spread -> zoom 13, ~0.1 -> zoom 10, ~1.0 -> zoom 7
     final zoom = 10.0 - log(maxSpread * 10 + 1) / ln10 * 3;
     return zoom.clamp(4.0, 15.0);
@@ -247,6 +253,7 @@ class _MapScreenState extends State<MapScreen> {
         // Re center map after removed markers have loaded
         if (!_hasInitializedMap && _removedMarkersLoaded) {
           _hasInitializedMap = true;
+          _showNodeLabels = initialZoom >= _labelZoomThreshold;
           if (hasMapContent) {
             WidgetsBinding.instance.addPostFrameCallback((_) {
               if (mounted) {
@@ -262,8 +269,7 @@ class _MapScreenState extends State<MapScreen> {
           canPop: allowBack,
           child: Scaffold(
             appBar: AppBar(
-              leading: BatteryIndicator(connector: connector),
-              title: Text(context.l10n.map_title),
+              title: AppBarTitle(context.l10n.map_title),
               centerTitle: true,
               automaticallyImplyLeading: false,
               actions: [
@@ -273,6 +279,47 @@ class _MapScreenState extends State<MapScreen> {
                     onPressed: () => _startPath(),
                     tooltip: context.l10n.contacts_pathTrace,
                   ),
+                if (!_isBuildingPathTrace)
+                  IconButton(
+                    icon: const LosIcon(),
+                    onPressed: () {
+                      final candidates = <LineOfSightEndpoint>[];
+                      if (connector.selfLatitude != null &&
+                          connector.selfLongitude != null) {
+                        candidates.add(
+                          LineOfSightEndpoint(
+                            label: context.l10n.pathTrace_you,
+                            point: LatLng(
+                              connector.selfLatitude!,
+                              connector.selfLongitude!,
+                            ),
+                            color: Colors.teal,
+                            icon: Icons.person_pin_circle,
+                          ),
+                        );
+                      }
+                      for (final c in contactsWithLocation) {
+                        candidates.add(
+                          LineOfSightEndpoint(
+                            label: c.name,
+                            point: LatLng(c.latitude!, c.longitude!),
+                            color: _getNodeColor(c.type),
+                            icon: _getNodeIcon(c.type),
+                          ),
+                        );
+                      }
+                      Navigator.push(
+                        context,
+                        MaterialPageRoute(
+                          builder: (context) => LineOfSightMapScreen(
+                            title: context.l10n.map_losScreenTitle,
+                            candidates: candidates,
+                          ),
+                        ),
+                      );
+                    },
+                    tooltip: context.l10n.map_lineOfSight,
+                  ),
                 PopupMenuButton(
                   itemBuilder: (context) => [
                     PopupMenuItem(
@@ -351,6 +398,14 @@ class _MapScreenState extends State<MapScreen> {
                         position: latLng,
                       );
                     },
+                    onPositionChanged: (camera, hasGesture) {
+                      final shouldShow = camera.zoom >= _labelZoomThreshold;
+                      if (shouldShow != _showNodeLabels && mounted) {
+                        setState(() {
+                          _showNodeLabels = shouldShow;
+                        });
+                      }
+                    },
                   ),
                   children: [
                     TileLayer(
@@ -375,7 +430,11 @@ class _MapScreenState extends State<MapScreen> {
                               size: 34,
                             ),
                           ),
-                        ..._buildMarkers(contactsWithLocation, settings),
+                        ..._buildMarkers(
+                          contactsWithLocation,
+                          settings,
+                          showLabels: _showNodeLabels,
+                        ),
                         ...sharedMarkers.map(_buildSharedMarker),
                         if (connector.selfLatitude != null &&
                             connector.selfLongitude != null)
@@ -384,8 +443,8 @@ class _MapScreenState extends State<MapScreen> {
                               connector.selfLatitude!,
                               connector.selfLongitude!,
                             ),
-                            width: 35,
-                            height: 35,
+                            width: 40,
+                            height: 40,
                             child: Container(
                               padding: const EdgeInsets.all(4),
                               decoration: BoxDecoration(
@@ -404,23 +463,31 @@ class _MapScreenState extends State<MapScreen> {
                                 ],
                               ),
                               alignment: Alignment.center,
-                              child: Text(
-                                context.l10n.pathTrace_you,
-                                style: const TextStyle(
-                                  color: Colors.black,
-                                  fontWeight: FontWeight.bold,
-                                  fontSize: 12,
-                                ),
+                              child: const Icon(
+                                Icons.person_pin_circle,
+                                color: Colors.white,
+                                size: 20,
                               ),
                             ),
                           ),
+                        if (_showNodeLabels &&
+                            connector.selfLatitude != null &&
+                            connector.selfLongitude != null)
+                          _buildNodeLabelMarker(
+                            point: LatLng(
+                              connector.selfLatitude!,
+                              connector.selfLongitude!,
+                            ),
+                            label: context.l10n.pathTrace_you,
+                          ),
                       ],
                     ),
                   ],
                 ),
                 if (!_isBuildingPathTrace)
                   _buildLegend(
-                    contactsWithLocation.length,
+                    contactsWithLocation,
+                    settings,
                     sharedMarkers.length,
                   ),
                 if (_isBuildingPathTrace) _buildPathTraceOverlay(),
@@ -445,20 +512,28 @@ class _MapScreenState extends State<MapScreen> {
     );
   }
 
-  List<Marker> _buildMarkers(List<Contact> contacts, settings) {
+  List<Marker> _buildMarkers(
+    List<Contact> contacts,
+    settings, {
+    required bool showLabels,
+  }) {
     final markers = <Marker>[];
 
     for (final contact in contacts) {
       if (!contact.hasLocation) continue;
 
       // Apply node type filters
-      if (contact.type == advTypeRepeater && !settings.mapShowRepeaters) {
+      if (contact.type == advTypeRepeater &&
+          (!settings.mapShowRepeaters && !_isBuildingPathTrace)) {
+        continue;
+      }
+      if (contact.type == advTypeChat &&
+          !(settings.mapShowChatNodes && !_isBuildingPathTrace)) {
         continue;
       }
-      if (contact.type == advTypeChat && !settings.mapShowChatNodes) continue;
       if (contact.type != advTypeChat &&
           contact.type != advTypeRepeater &&
-          !settings.mapShowOtherNodes) {
+          (!settings.mapShowOtherNodes && !_isBuildingPathTrace)) {
         continue;
       }
 
@@ -500,11 +575,54 @@ class _MapScreenState extends State<MapScreen> {
       );
 
       markers.add(marker);
+      if (showLabels) {
+        markers.add(
+          _buildNodeLabelMarker(
+            point: LatLng(contact.latitude!, contact.longitude!),
+            label: contact.name,
+          ),
+        );
+      }
     }
 
     return markers;
   }
 
+  Marker _buildNodeLabelMarker({required LatLng point, required String label}) {
+    return Marker(
+      point: point,
+      width: 120,
+      height: 24,
+      alignment: Alignment.topCenter,
+      child: IgnorePointer(
+        child: Transform.translate(
+          offset: const Offset(0, -20),
+          child: FittedBox(
+            fit: BoxFit.contain,
+            child: Container(
+              padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+              decoration: BoxDecoration(
+                color: Colors.black54,
+                borderRadius: BorderRadius.circular(8),
+              ),
+              alignment: Alignment.center,
+              child: Text(
+                label,
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+                style: const TextStyle(
+                  color: Colors.white,
+                  fontSize: 11,
+                  fontWeight: FontWeight.w500,
+                ),
+              ),
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
   Color _getNodeColor(int type) {
     switch (type) {
       case advTypeChat:
@@ -535,7 +653,26 @@ class _MapScreenState extends State<MapScreen> {
     }
   }
 
-  Widget _buildLegend(int nodeCount, int markerCount) {
+  Widget _buildLegend(
+    List<Contact> contactsWithLocation,
+    settings,
+    int markerCount,
+  ) {
+    int nodeCount = 0;
+    for (final contact in contactsWithLocation) {
+      // Apply node type filters
+      if (contact.type == advTypeRepeater && !settings.mapShowRepeaters) {
+        continue;
+      }
+      if (contact.type == advTypeChat && !settings.mapShowChatNodes) continue;
+      if (contact.type != advTypeChat &&
+          contact.type != advTypeRepeater &&
+          !settings.mapShowOtherNodes) {
+        continue;
+      }
+      nodeCount++;
+    }
+
     return Positioned(
       top: 16,
       right: 16,
@@ -826,7 +963,7 @@ class _MapScreenState extends State<MapScreen> {
               color: _getNodeColor(contact.type),
             ),
             const SizedBox(width: 8),
-            Expanded(child: Text(contact.name)),
+            Expanded(child: SelectableText(contact.name)),
           ],
         ),
         content: Column(
@@ -997,7 +1134,7 @@ class _MapScreenState extends State<MapScreen> {
             ),
           ),
           const SizedBox(height: 2),
-          Text(value, style: const TextStyle(fontSize: 14)),
+          SelectableText(value, style: const TextStyle(fontSize: 14)),
         ],
       ),
     );
@@ -1520,6 +1657,9 @@ class _MapScreenState extends State<MapScreen> {
 
   Widget _buildPathTraceOverlay() {
     final l10n = context.l10n;
+    final isImperial =
+        context.read<AppSettingsService>().settings.unitSystem ==
+        UnitSystem.imperial;
     return Positioned(
       top: 16,
       left: 16,
@@ -1540,7 +1680,7 @@ class _MapScreenState extends State<MapScreen> {
               const SizedBox(height: 6),
               if (_pathTrace.isNotEmpty)
                 Text(
-                  "${l10n.path_currentPathLabel} ${formatDistance(getPathDistanceMeters(_points))}",
+                  "${l10n.path_currentPathLabel} ${formatDistance(getPathDistanceMeters(_points), isImperial: isImperial)}",
                   style: TextStyle(fontSize: 12, color: Colors.grey[700]),
                 ),
               SelectableText(
@@ -1550,8 +1690,10 @@ class _MapScreenState extends State<MapScreen> {
                 style: TextStyle(fontSize: 18),
               ),
               const SizedBox(height: 6),
-              Row(
-                mainAxisSize: MainAxisSize.min,
+              Wrap(
+                alignment: WrapAlignment.center,
+                spacing: 8,
+                runSpacing: 8,
                 children: [
                   if (_pathTrace.isNotEmpty)
                     ElevatedButton(

lib/screens/neighbors_screen.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:meshcore_open/utils/app_logger.dart';
 import 'package:provider/provider.dart';
 import '../l10n/l10n.dart';
 import '../models/contact.dart';
@@ -11,28 +12,28 @@ import '../services/repeater_command_service.dart';
 import '../widgets/path_management_dialog.dart';
 import '../widgets/snr_indicator.dart';
 
-class NeighboursScreen extends StatefulWidget {
+class NeighborsScreen extends StatefulWidget {
   final Contact repeater;
   final String password;
 
-  const NeighboursScreen({
+  const NeighborsScreen({
     super.key,
     required this.repeater,
     required this.password,
   });
 
   @override
-  State<NeighboursScreen> createState() => _NeighboursScreenState();
+  State<NeighborsScreen> createState() => _NeighborsScreenState();
 }
 
-class _NeighboursScreenState extends State<NeighboursScreen> {
-  static const int _reqNeighboursKeyLen = 4;
+class _NeighborsScreenState extends State<NeighborsScreen> {
+  static const int _reqNeighborsKeyLen = 4;
   static const int _statusPayloadOffset = 8;
   static const int _statusStatsSize = 52;
   static const int _statusResponseBytes =
       _statusPayloadOffset + _statusStatsSize;
   Uint8List _tagData = Uint8List(4);
-  int _neighbourCount = 0;
+  int _neighborCount = 0;
 
   bool _isLoading = false;
   bool _isLoaded = false;
@@ -41,7 +42,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
   StreamSubscription<Uint8List>? _frameSubscription;
   RepeaterCommandService? _commandService;
   PathSelection? _pendingStatusSelection;
-  List<Map<String, dynamic>>? _parsedNeighbours;
+  List<Map<String, dynamic>>? _parsedNeighbors;
 
   @override
   void initState() {
@@ -49,7 +50,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
     _commandService = RepeaterCommandService(connector);
     _setupMessageListener();
-    _loadNeighbours();
+    _loadNeighbors();
     _hasData = false;
   }
 
@@ -62,13 +63,12 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
 
       if (frame[0] == respCodeSent) {
         _tagData = frame.sublist(2, 6);
-        //_timeEstment = frame.buffer.asByteData().getUint32(6, Endian.little);
       }
 
       // Check if it's a binary response
       if (frame[0] == pushCodeBinaryResponse &&
           listEquals(frame.sublist(2, 6), _tagData)) {
-        _handleNeighboursResponse(connector, frame.sublist(6));
+        _handleNeighborsResponse(connector, frame.sublist(6));
       }
     });
   }
@@ -91,65 +91,77 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
     return '${h}h ${m2}m';
   }
 
-  static List<Map<String, dynamic>> parseNeighboursData(
+  static List<Map<String, dynamic>> parseNeighborsData(
     BufferReader buffer,
     int resultsCount,
   ) {
-    final Map<int, Map<String, dynamic>> neighbours = {};
-    for (var i = 0; i < resultsCount; i++) {
-      final neighbourData = neighbours.putIfAbsent(
-        i,
-        () => {
-          'contact': null,
-          'publicKey': <Uint8List>{},
-          'lastHeard': <int>{},
-          'snr': <double>{},
-        },
+    final Map<int, Map<String, dynamic>> neighbors = {};
+    try {
+      for (var i = 0; i < resultsCount; i++) {
+        final neighborData = neighbors.putIfAbsent(
+          i,
+          () => {
+            'contact': null,
+            'publicKey': <Uint8List>{},
+            'lastHeard': <int>{},
+            'snr': <double>{},
+          },
+        );
+        neighborData['publicKey'] = buffer.readBytes(_reqNeighborsKeyLen);
+        neighborData['lastHeard'] = buffer.readUInt32LE();
+        neighborData['snr'] = buffer.readInt8() / 4.0;
+      }
+
+      return neighbors.values.toList();
+    } catch (e) {
+      appLogger.error(
+        'Error parsing neighbors data: $e',
+        tag: 'NeighborsScreen',
       );
-      neighbourData['publicKey'] = buffer.readBytes(_reqNeighboursKeyLen);
-      neighbourData['lastHeard'] = buffer.readUInt32LE();
-      neighbourData['snr'] = buffer.readInt8() / 4.0;
+      return [];
     }
-
-    return neighbours.values.toList();
   }
 
-  void _handleNeighboursResponse(MeshCoreConnector connector, Uint8List frame) {
+  void _handleNeighborsResponse(MeshCoreConnector connector, Uint8List frame) {
     final buffer = BufferReader(frame);
-    final neighbourCount = buffer.readUInt16LE();
-    final parsedNeighbours = parseNeighboursData(buffer, buffer.readUInt16LE());
-    connector.contacts.where((c) => c.type == advTypeRepeater).forEach((
-      repeater,
-    ) {
-      for (var neighbourData in parsedNeighbours) {
-        final publicKey = neighbourData['publicKey'];
-        if (listEquals(
-          repeater.publicKey.sublist(0, _reqNeighboursKeyLen),
-          publicKey,
-        )) {
-          neighbourData['contact'] = repeater;
+    try {
+      final neighborCount = buffer.readUInt16LE();
+      final parsedNeighbors = parseNeighborsData(buffer, buffer.readUInt16LE());
+      connector.contacts.where((c) => c.type == advTypeRepeater).forEach((
+        repeater,
+      ) {
+        for (var neighborData in parsedNeighbors) {
+          final publicKey = neighborData['publicKey'];
+          if (listEquals(
+            repeater.publicKey.sublist(0, _reqNeighborsKeyLen),
+            publicKey,
+          )) {
+            neighborData['contact'] = repeater;
+          }
         }
-      }
-    });
+      });
 
-    setState(() {
-      _parsedNeighbours = parsedNeighbours;
-      _neighbourCount = neighbourCount;
-    });
+      setState(() {
+        _parsedNeighbors = parsedNeighbors;
+        _neighborCount = neighborCount;
+      });
 
-    ScaffoldMessenger.of(context).showSnackBar(
-      SnackBar(
-        content: Text(context.l10n.neighbors_receivedData),
-        backgroundColor: Colors.green,
-      ),
-    );
-    _statusTimeout?.cancel();
-    if (!mounted) return;
-    setState(() {
-      _isLoading = false;
-      _isLoaded = true;
-      _hasData = true;
-    });
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(context.l10n.neighbors_receivedData),
+          backgroundColor: Colors.green,
+        ),
+      );
+      _statusTimeout?.cancel();
+      if (!mounted) return;
+      setState(() {
+        _isLoading = false;
+        _isLoaded = true;
+        _hasData = true;
+      });
+    } catch (e) {
+      appLogger.error('Error handling neighbors response: $e');
+    }
   }
 
   Contact _resolveRepeater(MeshCoreConnector connector) {
@@ -159,7 +171,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
     );
   }
 
-  Future<void> _loadNeighbours() async {
+  Future<void> _loadNeighbors() async {
     if (_commandService == null) return;
 
     setState(() {
@@ -172,17 +184,17 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
       final selection = await connector.preparePathForContactSend(repeater);
       _pendingStatusSelection = selection;
 
-      //[version][number of requested neighbours][offset_16bit][order by][len of public key]
+      //[version][number of requested neighbors][offset_16bit][order by][len of public key]
       final frame = buildSendBinaryReq(
         repeater.publicKey,
         payload: Uint8List.fromList([
-          reqTypeGetNeighbours,
+          reqTypeGetNeighbors,
           0x00,
           0x0F,
           0x00,
           0x00,
           0x00,
-          _reqNeighboursKeyLen,
+          _reqNeighborsKeyLen,
         ]),
       );
       await connector.sendFrame(frame);
@@ -258,7 +270,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
           mainAxisSize: MainAxisSize.min,
           children: [
             Text(
-              l10n.neighbors_repeatersNeighbours,
+              l10n.neighbors_repeatersNeighbors,
               style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
             ),
             Text(
@@ -345,7 +357,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
                     child: CircularProgressIndicator(strokeWidth: 2),
                   )
                 : const Icon(Icons.refresh),
-            onPressed: _isLoading ? null : _loadNeighbours,
+            onPressed: _isLoading ? null : _loadNeighbors,
             tooltip: l10n.repeater_refresh,
           ),
         ],
@@ -353,13 +365,13 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
       body: SafeArea(
         top: false,
         child: RefreshIndicator(
-          onRefresh: _loadNeighbours,
+          onRefresh: _loadNeighbors,
           child: ListView(
             padding: const EdgeInsets.all(16),
             children: [
               if (!_isLoaded &&
                   !_hasData &&
-                  (_parsedNeighbours == null || _parsedNeighbours!.isEmpty))
+                  (_parsedNeighbors == null || _parsedNeighbors!.isEmpty))
                 Center(
                   child: Text(
                     l10n.neighbors_noData,
@@ -368,10 +380,9 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
                 ),
               if (_isLoaded ||
                   _hasData &&
-                      !(_parsedNeighbours == null ||
-                          _parsedNeighbours!.isEmpty))
-                _buildNeighboursInfoCard(
-                  "${l10n.repeater_neighbours} - $_neighbourCount",
+                      !(_parsedNeighbors == null || _parsedNeighbors!.isEmpty))
+                _buildNeighborsInfoCard(
+                  "${l10n.repeater_neighbors} - $_neighborCount",
                 ),
             ],
           ),
@@ -380,7 +391,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
     );
   }
 
-  Widget _buildNeighboursInfoCard(String title) {
+  Widget _buildNeighborsInfoCard(String title) {
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
     return Card(
       child: Padding(
@@ -405,7 +416,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
               ],
             ),
             const Divider(),
-            for (final entry in _parsedNeighbours!.asMap().entries)
+            for (final entry in _parsedNeighbors!.asMap().entries)
               _buildInfoRow(
                 entry.value['contact'] != null
                     ? entry.value['contact'].name
@@ -430,6 +441,7 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
     double snr,
     int spreadingFactor,
   ) {
+    final snrUi = snrUiFromSNR(snr, spreadingFactor);
     return Padding(
       padding: const EdgeInsets.symmetric(vertical: 3),
       child: Row(
@@ -443,9 +455,15 @@ class _NeighboursScreenState extends State<NeighboursScreen> {
                 style: const TextStyle(fontWeight: FontWeight.w500),
               ),
               subtitle: Text(value),
-              trailing: SNRIcon(
-                snr: snr,
-                snrLevels: getSNRfromSF(spreadingFactor),
+              trailing: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  Icon(snrUi.icon, color: snrUi.color, size: 18.0),
+                  Text(
+                    snrUi.text,
+                    style: TextStyle(fontSize: 10, color: snrUi.color),
+                  ),
+                ],
               ),
             ),
           ),

lib/screens/path_trace_map.dart

@@ -8,8 +8,11 @@ import 'package:latlong2/latlong.dart';
 import 'package:meshcore_open/connector/meshcore_connector.dart';
 import 'package:meshcore_open/connector/meshcore_protocol.dart';
 import 'package:meshcore_open/l10n/l10n.dart';
+import 'package:meshcore_open/models/app_settings.dart';
 import 'package:meshcore_open/models/contact.dart';
+import 'package:meshcore_open/services/app_settings_service.dart';
 import 'package:meshcore_open/services/map_tile_cache_service.dart';
+import 'package:meshcore_open/utils/app_logger.dart';
 import 'package:meshcore_open/widgets/snr_indicator.dart';
 import 'package:provider/provider.dart';
 
@@ -26,13 +29,16 @@ double getPathDistanceMeters(List<LatLng> points) {
   return distanceMeters;
 }
 
-String formatDistance(double distanceMeters) {
-  return '(${(distanceMeters / 1609.34).toStringAsFixed(2)} Miles / ${(distanceMeters / 1000).toStringAsFixed(2)} Km)';
+String formatDistance(double distanceMeters, {required bool isImperial}) {
+  if (isImperial) {
+    return '(${(distanceMeters / 1609.34).toStringAsFixed(2)} mi)';
+  }
+  return '(${(distanceMeters / 1000).toStringAsFixed(2)} km)';
 }
 
 class PathTraceData {
   final Uint8List pathData;
-  final Uint8List snrData;
+  final List<double> snrData;
   final Map<int, Contact> pathContacts;
 
   PathTraceData({
@@ -45,6 +51,7 @@ class PathTraceData {
 class PathTraceMapScreen extends StatefulWidget {
   final String title;
   final Uint8List path;
+  final int? repeaterId;
   final bool flipPathRound;
   final bool reversePathRound;
 
@@ -52,6 +59,7 @@ class PathTraceMapScreen extends StatefulWidget {
     super.key,
     required this.title,
     required this.path,
+    this.repeaterId,
     this.flipPathRound = false,
     this.reversePathRound = false,
   });
@@ -61,6 +69,8 @@ class PathTraceMapScreen extends StatefulWidget {
 }
 
 class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
+  static const double _labelZoomThreshold = 8.5;
+
   StreamSubscription<Uint8List>? _frameSubscription;
   Timer? _timeoutTimer;
 
@@ -75,6 +85,7 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
   LatLngBounds? _bounds;
   ValueKey<String> _mapKey = const ValueKey('initial');
   double _pathDistanceMeters = 0.0;
+  bool _showNodeLabels = true;
 
   String _formatPathPrefixes(Uint8List pathBytes) {
     return pathBytes
@@ -96,7 +107,7 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
     super.dispose();
   }
 
-  Uint8List addReturnpath(Uint8List pathBytes) {
+  Uint8List addReturnPath(Uint8List pathBytes) {
     Uint8List? traceBytes;
     final len = (pathBytes.length + pathBytes.length - 1);
     traceBytes = Uint8List(len);
@@ -124,7 +135,7 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
         : widget.path;
 
     if (widget.flipPathRound) {
-      path = addReturnpath(pathTmp);
+      path = addReturnPath(pathTmp);
     } else {
       path = pathTmp;
     }
@@ -146,42 +157,57 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
     _frameSubscription = connector.receivedFrames.listen((frame) {
       if (frame.isEmpty) return;
       final frameBuffer = BufferReader(frame);
-      final code = frameBuffer.readUInt8();
-
-      if (code == respCodeSent) {
-        frameBuffer.skipBytes(1); //reserved
-        tagData = frameBuffer.readBytes(4);
-        final timeoutSeconds = frameBuffer.readUInt32LE();
+      try {
+        final code = frameBuffer.readUInt8();
+
+        if (code == respCodeSent) {
+          frameBuffer.skipBytes(1); //reserved
+          tagData = frameBuffer.readBytes(4);
+          final timeoutMilliseconds = frameBuffer.readUInt32LE();
+
+          // Start timeout timer for trace response
+          _timeoutTimer?.cancel();
+          _timeoutTimer = Timer(
+            Duration(milliseconds: timeoutMilliseconds),
+            () {
+              if (!mounted) return;
+              setState(() {
+                _isLoading = false;
+                _failed2Loaded = true;
+              });
+            },
+          );
+        }
 
-        // Start timeout timer for trace response
-        _timeoutTimer?.cancel();
-        _timeoutTimer = Timer(Duration(milliseconds: timeoutSeconds), () {
+        if (code == respCodeErr) {
+          _timeoutTimer?.cancel();
           if (!mounted) return;
           setState(() {
             _isLoading = false;
             _failed2Loaded = true;
           });
-        });
-      }
+        }
 
-      if (code == respCodeErr) {
+        // Check if it's a binary response
+        if (frame.length > 8 &&
+            code == pushCodeTraceData &&
+            listEquals(frame.sublist(4, 8), tagData)) {
+          _timeoutTimer?.cancel();
+          if (!mounted) return;
+          frameBuffer.skipBytes(3); //reserved + path length + flag
+          if (listEquals(frameBuffer.readBytes(4), tagData)) {
+            _handleTraceResponse(frame);
+          }
+        }
+      } catch (e) {
         _timeoutTimer?.cancel();
         if (!mounted) return;
         setState(() {
           _isLoading = false;
           _failed2Loaded = true;
         });
-      }
-      // Check if it's a binary response
-      if (frame.length > 8 &&
-          code == pushCodeTraceData &&
-          listEquals(frame.sublist(4, 8), tagData)) {
-        _timeoutTimer?.cancel();
-        if (!mounted) return;
-        frameBuffer.skipBytes(3); //reserved + path length + flag
-        if (listEquals(frameBuffer.readBytes(4), tagData)) {
-          _handleTraceResponse(frame);
-        }
+        // Handle any parsing errors gracefully
+        appLogger.error('Error parsing frame: $e', tag: 'PathTraceMapScreen');
       }
     });
   }
@@ -190,69 +216,91 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
     final connector = Provider.of<MeshCoreConnector>(context, listen: false);
 
     final buffer = BufferReader(frame);
-    buffer.skipBytes(2); // Skip push code and reserved byte
-    int pathLength = buffer.readUInt8();
-    buffer.skipBytes(5); // Skip Flag byte and tag data
-    buffer.skipBytes(4); // Skip auth code
-    Uint8List pathData = buffer.readBytes(pathLength);
-    Uint8List snrData = buffer.readRemainingBytes();
-
-    Map<int, Contact> pathContacts = {};
-
-    connector.contacts.where((c) => c.type != advTypeChat).forEach((repeater) {
-      for (var repeaterData in pathData) {
-        if (listEquals(
-          repeater.publicKey.sublist(0, 1),
-          Uint8List.fromList([repeaterData]),
-        )) {
-          pathContacts[repeaterData] = repeater;
+    try {
+      buffer.skipBytes(2); // Skip push code and reserved byte
+      int pathLength = buffer.readUInt8();
+      buffer.skipBytes(5); // Skip Flag byte and tag data
+      buffer.skipBytes(4); // Skip auth code
+      Uint8List pathData = buffer.readBytes(pathLength);
+      List<double> snrData = buffer
+          .readRemainingBytes()
+          .map((snr) => snr.toSigned(8).toDouble() / 4)
+          .toList();
+
+      Map<int, Contact> pathContacts = {};
+
+      connector.contacts.where((c) => c.type != advTypeChat).forEach((
+        repeater,
+      ) {
+        for (var repeaterData in pathData) {
+          if (listEquals(
+            repeater.publicKey.sublist(0, 1),
+            Uint8List.fromList([repeaterData]),
+          )) {
+            pathContacts[repeaterData] = repeater;
+          }
         }
-      }
-    });
+      });
 
-    setState(() {
-      _isLoading = false;
-      _hasData = true;
-      _traceData = PathTraceData(
-        pathData: pathData,
-        snrData: snrData,
-        pathContacts: pathContacts,
-      );
-      _points = <LatLng>[];
-      _points.add(LatLng(connector.selfLatitude!, connector.selfLongitude!));
-      for (final hop in _traceData!.pathData) {
-        final contact = _traceData!.pathContacts[hop];
-        if (contact != null &&
-            contact.hasLocation &&
-            contact.latitude != null &&
-            contact.longitude != null) {
-          _points.add(LatLng(contact.latitude!, contact.longitude!));
+      setState(() {
+        _isLoading = false;
+        _hasData = true;
+        _traceData = PathTraceData(
+          pathData: pathData,
+          snrData: snrData,
+          pathContacts: pathContacts,
+        );
+        _points = <LatLng>[];
+        _points.add(LatLng(connector.selfLatitude!, connector.selfLongitude!));
+        for (final hop in _traceData!.pathData) {
+          final contact = _traceData!.pathContacts[hop];
+          if (contact != null &&
+              contact.hasLocation &&
+              contact.latitude != null &&
+              contact.longitude != null) {
+            _points.add(LatLng(contact.latitude!, contact.longitude!));
+          }
         }
-      }
-      _polylines = _points.length > 1
-          ? [
-              Polyline(
-                points: _points,
-                strokeWidth: 4,
-                color: Colors.blueAccent,
-              ),
-            ]
-          : <Polyline>[];
-
-      _initialCenter = _points.isNotEmpty ? _points.first : const LatLng(0, 0);
-      _initialZoom = _points.isNotEmpty ? 13.0 : 2.0;
-      _bounds = _points.length > 1 ? LatLngBounds.fromPoints(_points) : null;
-      _mapKey = ValueKey(
-        '${context.l10n.pathTrace_you},${_formatPathPrefixes(_traceData!.pathData)}',
+        _polylines = _points.length > 1
+            ? [
+                Polyline(
+                  points: _points,
+                  strokeWidth: 4,
+                  color: Colors.blueAccent,
+                ),
+              ]
+            : <Polyline>[];
+
+        _initialCenter = _points.isNotEmpty
+            ? _points.first
+            : const LatLng(0, 0);
+        _initialZoom = _points.isNotEmpty ? 13.0 : 2.0;
+        _bounds = _points.length > 1 ? LatLngBounds.fromPoints(_points) : null;
+        _mapKey = ValueKey(
+          '${context.l10n.pathTrace_you},${_formatPathPrefixes(_traceData!.pathData)}',
+        );
+        _pathDistanceMeters = getPathDistanceMeters(_points);
+      });
+    } catch (e) {
+      appLogger.error(
+        'Error handling trace response: $e',
+        tag: 'PathTraceMapScreen',
       );
-      _pathDistanceMeters = getPathDistanceMeters(_points);
-    });
+      if (mounted) {
+        setState(() {
+          _isLoading = false;
+          _failed2Loaded = true;
+        });
+      }
+    }
   }
 
   @override
   Widget build(BuildContext context) {
     return Consumer<MeshCoreConnector>(
       builder: (context, connector, _) {
+        final settings = context.watch<AppSettingsService>().settings;
+        final isImperial = settings.unitSystem == UnitSystem.imperial;
         final tileCache = context.read<MapTileCacheService>();
 
         return Scaffold(
@@ -317,7 +365,8 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
                       ),
                     ),
                   ),
-                if (_hasData) _buildLegendCard(context, _traceData!),
+                if (_hasData)
+                  _buildLegendCard(context, _traceData!, isImperial),
               ],
             ),
           ),
@@ -326,55 +375,61 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
     );
   }
 
-  List<Marker> _buildHopMarkers(List<int> pathData) {
-    return [
-      for (final hop in pathData)
-        if (_traceData!.pathContacts[hop] != null &&
-            _traceData!.pathContacts[hop]!.hasLocation)
-          Marker(
-            point: LatLng(
-              _traceData!.pathContacts[hop]!.latitude!,
-              _traceData!.pathContacts[hop]!.longitude!,
-            ),
-            width: 35,
-            height: 35,
-            child: Container(
-              padding: const EdgeInsets.all(4),
-              decoration: BoxDecoration(
-                color: Colors.green,
-                shape: BoxShape.circle,
-                border: Border.all(color: Colors.white, width: 2),
-                boxShadow: [
-                  BoxShadow(
-                    color: Colors.black.withValues(alpha: 0.3),
-                    blurRadius: 4,
-                    offset: const Offset(0, 2),
-                  ),
-                ],
-              ),
-              alignment: Alignment.center,
-              child: Text(
-                _traceData!.pathContacts[hop]!.publicKey
-                    .sublist(0, 1)
-                    .map(
-                      (b) => b.toRadixString(16).padLeft(2, '0').toUpperCase(),
-                    )
-                    .join(),
-                style: const TextStyle(
-                  color: Colors.white,
-                  fontWeight: FontWeight.bold,
-                  fontSize: 12,
+  List<Marker> _buildHopMarkers(
+    List<int> pathData, {
+    required bool showLabels,
+  }) {
+    final markers = <Marker>[];
+    for (final hop in pathData) {
+      final contact = _traceData!.pathContacts[hop];
+      if (contact == null || !contact.hasLocation) continue;
+      final point = LatLng(contact.latitude!, contact.longitude!);
+      markers.add(
+        Marker(
+          point: point,
+          width: 35,
+          height: 35,
+          child: Container(
+            padding: const EdgeInsets.all(4),
+            decoration: BoxDecoration(
+              color: Colors.green,
+              shape: BoxShape.circle,
+              border: Border.all(color: Colors.white, width: 2),
+              boxShadow: [
+                BoxShadow(
+                  color: Colors.black.withValues(alpha: 0.3),
+                  blurRadius: 4,
+                  offset: const Offset(0, 2),
                 ),
+              ],
+            ),
+            alignment: Alignment.center,
+            child: Text(
+              contact.publicKey
+                  .sublist(0, 1)
+                  .map((b) => b.toRadixString(16).padLeft(2, '0').toUpperCase())
+                  .join(),
+              style: const TextStyle(
+                color: Colors.white,
+                fontWeight: FontWeight.bold,
+                fontSize: 12,
               ),
             ),
           ),
-      if (context.read<MeshCoreConnector>().selfLatitude != null &&
-          context.read<MeshCoreConnector>().selfLongitude != null)
+        ),
+      );
+      if (showLabels) {
+        markers.add(_buildNodeLabelMarker(point: point, label: contact.name));
+      }
+    }
+
+    final selfLat = context.read<MeshCoreConnector>().selfLatitude;
+    final selfLon = context.read<MeshCoreConnector>().selfLongitude;
+    if (selfLat != null && selfLon != null) {
+      final selfPoint = LatLng(selfLat, selfLon);
+      markers.add(
         Marker(
-          point: LatLng(
-            context.read<MeshCoreConnector>().selfLatitude!,
-            context.read<MeshCoreConnector>().selfLongitude!,
-          ),
+          point: selfPoint,
           width: 35,
           height: 35,
           child: Container(
@@ -402,7 +457,53 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
             ),
           ),
         ),
-    ];
+      );
+      if (showLabels) {
+        markers.add(
+          _buildNodeLabelMarker(
+            point: selfPoint,
+            label: context.l10n.pathTrace_you,
+          ),
+        );
+      }
+    }
+
+    return markers;
+  }
+
+  Marker _buildNodeLabelMarker({required LatLng point, required String label}) {
+    return Marker(
+      point: point,
+      width: 120,
+      height: 24,
+      alignment: Alignment.topCenter,
+      child: IgnorePointer(
+        child: Transform.translate(
+          offset: const Offset(0, -20),
+          child: FittedBox(
+            fit: BoxFit.contain,
+            child: Container(
+              padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+              decoration: BoxDecoration(
+                color: Colors.black54,
+                borderRadius: BorderRadius.circular(8),
+              ),
+              alignment: Alignment.center,
+              child: Text(
+                label,
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+                style: const TextStyle(
+                  color: Colors.white,
+                  fontSize: 11,
+                  fontWeight: FontWeight.w500,
+                ),
+              ),
+            ),
+          ),
+        ),
+      ),
+    );
   }
 
   String formatDirectionText(PathTraceData pathTraceData, int index) {
@@ -482,6 +583,14 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
               ),
         minZoom: 2.0,
         maxZoom: 18.0,
+        onPositionChanged: (camera, hasGesture) {
+          final shouldShow = camera.zoom >= _labelZoomThreshold;
+          if (shouldShow != _showNodeLabels && mounted) {
+            setState(() {
+              _showNodeLabels = shouldShow;
+            });
+          }
+        },
       ),
       children: [
         TileLayer(
@@ -492,12 +601,21 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
         ),
         if (_polylines.isNotEmpty) PolylineLayer(polylines: _polylines),
         if (_traceData!.pathData.isNotEmpty)
-          MarkerLayer(markers: _buildHopMarkers(_traceData!.pathData)),
+          MarkerLayer(
+            markers: _buildHopMarkers(
+              _traceData!.pathData,
+              showLabels: _showNodeLabels,
+            ),
+          ),
       ],
     );
   }
 
-  Widget _buildLegendCard(BuildContext context, PathTraceData pathTraceData) {
+  Widget _buildLegendCard(
+    BuildContext context,
+    PathTraceData pathTraceData,
+    bool isImperial,
+  ) {
     final l10n = context.l10n;
     final maxHeight = MediaQuery.of(context).size.height * 0.35;
     final estimatedHeight = 72.0 + (pathTraceData.pathData.length * 56.0);
@@ -516,7 +634,7 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
               Padding(
                 padding: const EdgeInsets.all(12),
                 child: Text(
-                  '${l10n.channelPath_repeaterHops} ${formatDistance(_pathDistanceMeters)}',
+                  '${l10n.channelPath_repeaterHops} ${formatDistance(_pathDistanceMeters, isImperial: isImperial)}',
                   style: const TextStyle(fontWeight: FontWeight.w600),
                 ),
               ),
@@ -532,6 +650,12 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
                           itemCount: pathTraceData.pathData.length + 1,
                           separatorBuilder: (_, _) => const Divider(height: 1),
                           itemBuilder: (context, index) {
+                            final snrUi = snrUiFromSNR(
+                              index < pathTraceData.snrData.length
+                                  ? pathTraceData.snrData[index]
+                                  : null,
+                              context.read<MeshCoreConnector>().currentSf,
+                            );
                             return Column(
                               children: [
                                 ListTile(
@@ -550,12 +674,22 @@ class _PathTraceMapScreenState extends State<PathTraceMapScreen> {
                                     ),
                                     style: const TextStyle(fontSize: 14),
                                   ),
-                                  trailing: SNRIcon(
-                                    snr:
-                                        pathTraceData.snrData[index].toSigned(
-                                          8,
-                                        ) /
-                                        4.0,
+                                  trailing: Column(
+                                    mainAxisAlignment: MainAxisAlignment.center,
+                                    children: [
+                                      Icon(
+                                        snrUi.icon,
+                                        color: snrUi.color,
+                                        size: 18.0,
+                                      ),
+                                      Text(
+                                        snrUi.text,
+                                        style: TextStyle(
+                                          fontSize: 10,
+                                          color: snrUi.color,
+                                        ),
+                                      ),
+                                    ],
                                   ),
                                   onTap: () {
                                     // Handle item tap

lib/screens/repeater_cli_screen.dart

@@ -168,6 +168,7 @@ class _RepeaterCliScreenState extends State<RepeaterCliScreen> {
 
     _commandController.clear();
     _historyIndex = -1;
+    _commandFocusNode.requestFocus();
 
     // Auto-scroll to bottom
     Future.delayed(const Duration(milliseconds: 100), () {

lib/screens/repeater_hub_screen.dart

@@ -1,12 +1,14 @@
 import 'package:flutter/material.dart';
 import 'package:meshcore_open/connector/meshcore_protocol.dart';
+import 'package:provider/provider.dart';
 import '../l10n/l10n.dart';
 import '../models/contact.dart';
+import '../services/app_settings_service.dart';
 import 'repeater_status_screen.dart';
 import 'repeater_cli_screen.dart';
 import 'repeater_settings_screen.dart';
 import 'telemetry_screen.dart';
-import 'neighbours_screen.dart';
+import 'neighbors_screen.dart';
 
 class RepeaterHubScreen extends StatelessWidget {
   final Contact repeater;
@@ -21,6 +23,10 @@ class RepeaterHubScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final l10n = context.l10n;
+    final settingsService = context.watch<AppSettingsService>();
+    final chemistry = settingsService.batteryChemistryForRepeater(
+      repeater.publicKeyHex,
+    );
     return Scaffold(
       appBar: AppBar(
         title: Column(
@@ -107,6 +113,62 @@ class RepeaterHubScreen extends StatelessWidget {
               ),
             ),
             const SizedBox(height: 24),
+            Card(
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(16, 16, 16, 12),
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Row(
+                      children: [
+                        const Icon(Icons.battery_full),
+                        const SizedBox(width: 10),
+                        Expanded(
+                          child: Text(
+                            l10n.appSettings_batteryChemistry,
+                            style: const TextStyle(
+                              fontSize: 16,
+                              fontWeight: FontWeight.w600,
+                            ),
+                          ),
+                        ),
+                      ],
+                    ),
+                    const SizedBox(height: 12),
+                    DropdownButtonFormField<String>(
+                      initialValue: chemistry,
+                      isExpanded: true,
+                      decoration: const InputDecoration(
+                        border: UnderlineInputBorder(),
+                        isDense: true,
+                      ),
+                      onChanged: (value) {
+                        if (value == null) return;
+                        settingsService.setBatteryChemistryForRepeater(
+                          repeater.publicKeyHex,
+                          value,
+                        );
+                      },
+                      items: [
+                        DropdownMenuItem(
+                          value: 'nmc',
+                          child: Text(l10n.appSettings_batteryNmc),
+                        ),
+                        DropdownMenuItem(
+                          value: 'lifepo4',
+                          child: Text(l10n.appSettings_batteryLifepo4),
+                        ),
+                        DropdownMenuItem(
+                          value: 'lipo',
+                          child: Text(l10n.appSettings_batteryLipo),
+                        ),
+                      ],
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            const SizedBox(height: 24),
             Text(
               l10n.repeater_managementTools,
               style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
@@ -174,17 +236,15 @@ class RepeaterHubScreen extends StatelessWidget {
             _buildManagementCard(
               context,
               icon: Icons.group,
-              title: l10n.repeater_neighbours,
-              subtitle: l10n.repeater_neighboursSubtitle,
+              title: l10n.repeater_neighbors,
+              subtitle: l10n.repeater_neighborsSubtitle,
               color: Colors.orange,
               onTap: () {
                 Navigator.push(
                   context,
                   MaterialPageRoute(
-                    builder: (context) => NeighboursScreen(
-                      repeater: repeater,
-                      password: password,
-                    ),
+                    builder: (context) =>
+                        NeighborsScreen(repeater: repeater, password: password),
                   ),
                 );
               },

lib/screens/repeater_status_screen.dart

@@ -8,7 +8,9 @@ import '../models/contact.dart';
 import '../models/path_selection.dart';
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
+import '../services/app_settings_service.dart';
 import '../services/repeater_command_service.dart';
+import '../utils/battery_utils.dart';
 import '../widgets/path_management_dialog.dart';
 
 class RepeaterStatusScreen extends StatefulWidget {
@@ -179,6 +181,12 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
       _dupDirect = directDups;
       _dupFlood = floodDups;
     });
+    final connector = Provider.of<MeshCoreConnector>(context, listen: false);
+    connector.updateRepeaterBatterySnapshot(
+      widget.repeater.publicKeyHex,
+      batteryMv,
+      source: 'status_binary',
+    );
     _recordStatusResult(true);
   }
 
@@ -201,6 +209,18 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
           _uptimeSecs = _asInt(data['uptime_secs']);
           _queueLen = _asInt(data['queue_len']);
           _debugFlags = _asInt(data['errors']);
+          final batteryMv = _batteryMv;
+          if (batteryMv != null) {
+            final connector = Provider.of<MeshCoreConnector>(
+              context,
+              listen: false,
+            );
+            connector.updateRepeaterBatterySnapshot(
+              widget.repeater.publicKeyHex,
+              batteryMv,
+              source: 'status_text',
+            );
+          }
         } else if (data.containsKey('noise_floor')) {
           _noiseFloor = _asInt(data['noise_floor']);
           _lastRssi = _asInt(data['last_rssi']);
@@ -590,18 +610,24 @@ class _RepeaterStatusScreenState extends State<RepeaterStatusScreen> {
   }
 
   String _batteryText() {
-    if (_batteryMv == null) return '—';
-    final percent = _batteryPercentFromMv(_batteryMv!);
-    final volts = (_batteryMv! / 1000.0).toStringAsFixed(2);
+    final connector = context.watch<MeshCoreConnector>();
+    final batteryMv =
+        connector.getRepeaterBatteryMillivolts(widget.repeater.publicKeyHex) ??
+        _batteryMv;
+    if (batteryMv == null) return '—';
+    final percent = estimateBatteryPercentFromMillivolts(
+      batteryMv,
+      _batteryChemistry(),
+    );
+    final volts = (batteryMv / 1000.0).toStringAsFixed(2);
     return '$percent% / ${volts}V';
   }
 
-  int _batteryPercentFromMv(int millivolts) {
-    const minMv = 3000;
-    const maxMv = 4200;
-    if (millivolts <= minMv) return 0;
-    if (millivolts >= maxMv) return 100;
-    return (((millivolts - minMv) * 100) / (maxMv - minMv)).round();
+  String _batteryChemistry() {
+    final settingsService = context.read<AppSettingsService>();
+    return settingsService.batteryChemistryForRepeater(
+      widget.repeater.publicKeyHex,
+    );
   }
 
   String _clockText() {

lib/screens/scanner_screen.dart

@@ -7,6 +7,7 @@ import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
 import '../l10n/l10n.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 import '../widgets/device_tile.dart';
 import 'contacts_screen.dart';
 
@@ -70,7 +71,7 @@ class _ScannerScreenState extends State<ScannerScreen> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(context.l10n.scanner_title),
+        title: AdaptiveAppBarTitle(context.l10n.scanner_title),
         centerTitle: true,
         automaticallyImplyLeading: false,
       ),

lib/screens/settings_screen.dart

@@ -8,6 +8,7 @@ import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
 import '../l10n/l10n.dart';
 import '../models/radio_settings.dart';
+import '../widgets/adaptive_app_bar_title.dart';
 import 'app_settings_screen.dart';
 import 'app_debug_log_screen.dart';
 import 'ble_debug_log_screen.dart';
@@ -41,7 +42,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
   Widget build(BuildContext context) {
     final l10n = context.l10n;
     return Scaffold(
-      appBar: AppBar(title: Text(l10n.settings_title), centerTitle: true),
+      appBar: AppBar(
+        title: AdaptiveAppBarTitle(l10n.settings_title),
+        centerTitle: true,
+      ),
       body: SafeArea(
         top: false,
         child: Consumer<MeshCoreConnector>(

lib/screens/telemetry_screen.dart

@@ -5,11 +5,14 @@ import 'package:provider/provider.dart';
 import '../l10n/l10n.dart';
 import '../models/contact.dart';
 import '../models/path_selection.dart';
+import '../models/app_settings.dart';
 import '../connector/meshcore_connector.dart';
 import '../connector/meshcore_protocol.dart';
+import '../services/app_settings_service.dart';
 import '../services/repeater_command_service.dart';
 import '../widgets/path_management_dialog.dart';
 import '../helpers/cayenne_lpp.dart';
+import '../utils/battery_utils.dart';
 
 class TelemetryScreen extends StatefulWidget {
   final Contact repeater;
@@ -72,9 +75,19 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
   }
 
   void _handleStatusResponse(Uint8List frame) {
+    final parsedTelemetry = CayenneLpp.parseByChannel(frame);
+    final batteryMv = _extractTelemetryBatteryMillivolts(parsedTelemetry);
+    if (batteryMv != null) {
+      final connector = Provider.of<MeshCoreConnector>(context, listen: false);
+      connector.updateRepeaterBatterySnapshot(
+        widget.repeater.publicKeyHex,
+        batteryMv,
+        source: 'telemetry',
+      );
+    }
     if (!mounted) return;
     setState(() {
-      _parsedTelemetry = CayenneLpp.parseByChannel(frame);
+      _parsedTelemetry = parsedTelemetry;
     });
 
     ScaffoldMessenger.of(context).showSnackBar(
@@ -181,6 +194,8 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
   Widget build(BuildContext context) {
     final l10n = context.l10n;
     final connector = context.watch<MeshCoreConnector>();
+    final settings = context.watch<AppSettingsService>().settings;
+    final isImperialUnits = settings.unitSystem == UnitSystem.imperial;
     final repeater = _resolveRepeater(connector);
     final isFloodMode = repeater.pathOverride == -1;
 
@@ -307,6 +322,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
                     entry['values'],
                     l10n.telemetry_channelTitle(entry['channel']),
                     entry['channel'],
+                    isImperialUnits,
                   ),
             ],
           ),
@@ -319,6 +335,7 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
     Map<String, dynamic> channelData,
     String title,
     int channel,
+    bool isImperialUnits,
   ) {
     final l10n = context.l10n;
     return Card(
@@ -358,12 +375,12 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
               else if (entry.key == 'temperature' && channel == 1)
                 _buildInfoRow(
                   l10n.telemetry_mcuTemperatureLabel,
-                  _temperatureText(entry.value),
+                  _temperatureText(entry.value, isImperialUnits),
                 )
               else if (entry.key == 'temperature')
                 _buildInfoRow(
                   l10n.telemetry_temperatureLabel,
-                  _temperatureText(entry.value),
+                  _temperatureText(entry.value, isImperialUnits),
                 )
               else if (entry.key == 'current' && channel == 1)
                 _buildInfoRow(
@@ -405,29 +422,44 @@ class _TelemetryScreenState extends State<TelemetryScreen> {
     );
   }
 
-  String _batteryText(double? batteryMv) {
+  int? _extractTelemetryBatteryMillivolts(List<Map<String, dynamic>> entries) {
+    for (final entry in entries) {
+      if (entry['channel'] != 1) continue;
+      final values = entry['values'];
+      if (values is! Map<String, dynamic>) continue;
+      final voltage = values['voltage'];
+      if (voltage is num) return (voltage.toDouble() * 1000).round();
+    }
+    return null;
+  }
+
+  String _batteryText(double? telemetryVolts) {
     final l10n = context.l10n;
+    final connector = context.watch<MeshCoreConnector>();
+    final batteryMv =
+        connector.getRepeaterBatteryMillivolts(widget.repeater.publicKeyHex) ??
+        (telemetryVolts == null ? null : (telemetryVolts * 1000).round());
     if (batteryMv == null) return l10n.common_notAvailable;
-    final percent = _batteryPercentFromMv(batteryMv);
-    final volts = batteryMv.toStringAsFixed(2);
+    final chemistry = _batteryChemistry();
+    final percent = estimateBatteryPercentFromMillivolts(batteryMv, chemistry);
+    final volts = (batteryMv / 1000).toStringAsFixed(2);
     return l10n.telemetry_batteryValue(percent, volts);
   }
 
-  int _batteryPercentFromMv(double millivolts) {
-    const minMv = 2.800;
-    const maxMv = 4.200;
-    if (millivolts <= minMv) return 0;
-    if (millivolts >= maxMv) return 100;
-    return (((millivolts - minMv) * 100) / (maxMv - minMv)).round();
+  String _batteryChemistry() {
+    final settingsService = context.read<AppSettingsService>();
+    return settingsService.batteryChemistryForRepeater(
+      widget.repeater.publicKeyHex,
+    );
   }
 
-  String _temperatureText(double? tempC) {
+  String _temperatureText(double? tempC, bool isImperialUnits) {
     final l10n = context.l10n;
     if (tempC == null) return l10n.common_notAvailable;
     final tempF = (tempC * 9 / 5) + 32;
-    return l10n.telemetry_temperatureValue(
-      tempC.toStringAsFixed(1),
-      tempF.toStringAsFixed(1),
-    );
+    if (isImperialUnits) {
+      return '${tempF.toStringAsFixed(1)}°F';
+    }
+    return '${tempC.toStringAsFixed(1)}°C';
   }
 }

lib/services/app_settings_service.dart

@@ -17,6 +17,12 @@ class AppSettingsService extends ChangeNotifier {
     return stored ?? 'nmc';
   }
 
+  String batteryChemistryForRepeater(String repeaterPubKeyHex) {
+    final stored = _settings.batteryChemistryByRepeaterId[repeaterPubKeyHex];
+    if (stored == 'liion') return 'nmc';
+    return stored ?? 'nmc';
+  }
+
   Future<void> loadSettings() async {
     final prefs = PrefsManager.instance;
     final jsonStr = prefs.getString(_settingsKey);
@@ -74,6 +80,10 @@ class AppSettingsService extends ChangeNotifier {
     await updateSettings(_settings.copyWith(mapShowMarkers: value));
   }
 
+  Future<void> setEnableMessageTracing(bool value) async {
+    await updateSettings(_settings.copyWith(enableMessageTracing: value));
+  }
+
   Future<void> setMapCacheBounds(Map<String, double>? value) async {
     await updateSettings(_settings.copyWith(mapCacheBounds: value));
   }
@@ -132,4 +142,36 @@ class AppSettingsService extends ChangeNotifier {
       _settings.copyWith(batteryChemistryByDeviceId: updated),
     );
   }
+
+  Future<void> setBatteryChemistryForRepeater(
+    String repeaterPubKeyHex,
+    String chemistry,
+  ) async {
+    final updated = Map<String, String>.from(
+      _settings.batteryChemistryByRepeaterId,
+    );
+    updated[repeaterPubKeyHex] = chemistry;
+    await updateSettings(
+      _settings.copyWith(batteryChemistryByRepeaterId: updated),
+    );
+  }
+
+  Future<void> setUnitSystem(UnitSystem value) async {
+    await updateSettings(_settings.copyWith(unitSystem: value));
+  }
+
+  bool isChannelMuted(String channelName) {
+    return _settings.mutedChannels.contains(channelName);
+  }
+
+  Future<void> muteChannel(String channelName) async {
+    final updated = Set<String>.from(_settings.mutedChannels)..add(channelName);
+    await updateSettings(_settings.copyWith(mutedChannels: updated));
+  }
+
+  Future<void> unmuteChannel(String channelName) async {
+    final updated = Set<String>.from(_settings.mutedChannels)
+      ..remove(channelName);
+    await updateSettings(_settings.copyWith(mutedChannels: updated));
+  }
 }

lib/services/ble_debug_log_service.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/foundation.dart';
+import 'package:flutter/scheduler.dart';
 import '../connector/meshcore_protocol.dart';
 
 class BleDebugLogEntry {
@@ -44,6 +45,7 @@ class BleDebugLogService extends ChangeNotifier {
   static const int maxEntries = 500;
   final List<BleDebugLogEntry> _entries = [];
   final List<BleRawLogRxEntry> _rawLogRxEntries = [];
+  bool _notifyScheduled = false;
 
   List<BleDebugLogEntry> get entries => List.unmodifiable(_entries);
   List<BleRawLogRxEntry> get rawLogRxEntries =>
@@ -78,13 +80,31 @@ class BleDebugLogService extends ChangeNotifier {
       }
     }
 
-    notifyListeners();
+    _notifyListenersSafely();
   }
 
   void clear() {
     _entries.clear();
     _rawLogRxEntries.clear();
-    notifyListeners();
+    _notifyListenersSafely();
+  }
+
+  void _notifyListenersSafely() {
+    final phase = SchedulerBinding.instance.schedulerPhase;
+    final canNotifyNow =
+        phase == SchedulerPhase.idle ||
+        phase == SchedulerPhase.postFrameCallbacks;
+    if (canNotifyNow) {
+      notifyListeners();
+      return;
+    }
+
+    if (_notifyScheduled) return;
+    _notifyScheduled = true;
+    SchedulerBinding.instance.addPostFrameCallback((_) {
+      _notifyScheduled = false;
+      notifyListeners();
+    });
   }
 
   String _describeFrame(

lib/services/chat_text_scale_service.dart

@@ -0,0 +1,72 @@
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+
+import '../storage/prefs_manager.dart';
+
+/// Client-side accessibility/UI service that exposes a persistent shared text scale
+/// factor. No MeshCoreConnector/RoomServer or protocol interaction occurs, and the
+/// value is saved locally via SharedPreferences so it can be reused in Markdown
+/// viewers, log panels, or other text-heavy widgets without redundant network
+/// dependencies.
+///
+/// Widgets should scope rebuilds using the snippet below so only the scaled text
+/// is rebuilt instead of the entire chat list:
+/// ```dart
+/// context.select<ChatTextScaleService, double>(
+///   (service) => service.scale,
+/// )
+/// ```
+class ChatTextScaleService extends ChangeNotifier {
+  static const _prefKey = 'chat_text_scale';
+  static const double _minScale = 0.8;
+  static const double _maxScale = 1.8;
+
+  double _scale = 1.0;
+  Timer? _saveTimer;
+
+  double get scale => _scale;
+
+  Future<void> initialize() async {
+    final stored = PrefsManager.instance.getDouble(_prefKey);
+    if (stored != null) {
+      _scale = _clamp(stored);
+    }
+  }
+
+  void setScale(double value, {bool persistImmediately = false}) {
+    final next = _clamp(value);
+    if (next == _scale) return;
+    _scale = next;
+    notifyListeners();
+    if (persistImmediately) {
+      _commitScale();
+    } else {
+      _scheduleSave();
+    }
+  }
+
+  void reset() {
+    setScale(1.0, persistImmediately: true);
+  }
+
+  void persist() => _commitScale();
+
+  @override
+  void dispose() {
+    _saveTimer?.cancel();
+    super.dispose();
+  }
+
+  void _scheduleSave() {
+    _saveTimer?.cancel();
+    _saveTimer = Timer(const Duration(milliseconds: 250), _commitScale);
+  }
+
+  void _commitScale() {
+    _saveTimer?.cancel();
+    PrefsManager.instance.setDouble(_prefKey, _scale);
+  }
+
+  double _clamp(double value) => value.clamp(_minScale, _maxScale).toDouble();
+}

lib/services/line_of_sight_service.dart

@@ -0,0 +1,446 @@
+import 'dart:convert';
+import 'dart:async';
+import 'dart:math';
+
+import 'package:http/http.dart' as http;
+import 'package:latlong2/latlong.dart';
+
+typedef ElevationDataSource =
+    Future<List<double?>> Function(List<LatLng> points);
+
+class LineOfSightSample {
+  final double distanceMeters;
+  final double terrainMeters;
+  final double lineHeightMeters;
+  final double refractedHeightMeters;
+  final double clearanceMeters;
+
+  const LineOfSightSample({
+    required this.distanceMeters,
+    required this.terrainMeters,
+    required this.lineHeightMeters,
+    required this.refractedHeightMeters,
+    required this.clearanceMeters,
+  });
+}
+
+class LineOfSightResult {
+  final bool hasData;
+  final bool isClear;
+  final double totalDistanceMeters;
+  final double maxObstructionMeters;
+  final double? firstObstructionDistanceMeters;
+  final List<LineOfSightSample> samples;
+  final String? errorMessage;
+  final double usedKFactor;
+  final double? frequencyMHz;
+
+  const LineOfSightResult({
+    required this.hasData,
+    required this.isClear,
+    required this.totalDistanceMeters,
+    required this.maxObstructionMeters,
+    required this.firstObstructionDistanceMeters,
+    required this.samples,
+    required this.usedKFactor,
+    this.frequencyMHz,
+    this.errorMessage,
+  });
+
+  const LineOfSightResult.error({
+    required this.totalDistanceMeters,
+    required this.errorMessage,
+    this.usedKFactor = 4.0 / 3.0,
+    this.frequencyMHz,
+  }) : hasData = false,
+       isClear = false,
+       maxObstructionMeters = 0,
+       firstObstructionDistanceMeters = null,
+       samples = const [];
+}
+
+class LineOfSightPathSegment {
+  final int index;
+  final LatLng start;
+  final LatLng end;
+  final LineOfSightResult result;
+
+  const LineOfSightPathSegment({
+    required this.index,
+    required this.start,
+    required this.end,
+    required this.result,
+  });
+}
+
+class LineOfSightPathResult {
+  final List<LineOfSightPathSegment> segments;
+  final int clearSegments;
+  final int blockedSegments;
+  final int unknownSegments;
+
+  const LineOfSightPathResult({
+    required this.segments,
+    required this.clearSegments,
+    required this.blockedSegments,
+    required this.unknownSegments,
+  });
+}
+
+class LineOfSightService {
+  static const String errorElevationUnavailable =
+      'los_error_elevation_unavailable';
+  static const String errorInvalidInput = 'los_error_invalid_input';
+
+  static const double _earthRadiusMeters = 6371000.0;
+  static const Distance _distance = Distance();
+  static const Duration _cacheTtl = Duration(hours: 24);
+  static const int _maxFetchAttempts = 4; // initial try + 3 retries
+  static const Duration _initialBackoff = Duration(milliseconds: 300);
+  static const double _baselineFrequencyMHz = 915.0;
+  static const double _baselineKFactor = 4.0 / 3.0;
+
+  static double get baselineFrequencyMHz => _baselineFrequencyMHz;
+  static double get baselineKFactor => _baselineKFactor;
+
+  final http.Client _httpClient;
+  final bool _ownsHttpClient;
+  final ElevationDataSource? _elevationDataSource;
+  final Map<String, _CachedElevation> _elevationCache = {};
+
+  LineOfSightService({
+    http.Client? httpClient,
+    ElevationDataSource? elevationDataSource,
+  }) : _httpClient = httpClient ?? http.Client(),
+       _ownsHttpClient = httpClient == null,
+       _elevationDataSource = elevationDataSource;
+
+  Future<LineOfSightPathResult> analyzePath(
+    List<LatLng> points, {
+    double startAntennaHeightMeters = 1.5,
+    double endAntennaHeightMeters = 1.5,
+    double? frequencyMHz,
+    double obstructionToleranceMeters = 0.0,
+  }) async {
+    if (points.length < 2) {
+      return const LineOfSightPathResult(
+        segments: [],
+        clearSegments: 0,
+        blockedSegments: 0,
+        unknownSegments: 0,
+      );
+    }
+
+    final segments = <LineOfSightPathSegment>[];
+    var clearSegments = 0;
+    var blockedSegments = 0;
+    var unknownSegments = 0;
+
+    final kFactor = _kFactorForFrequency(frequencyMHz);
+    for (int i = 0; i < points.length - 1; i++) {
+      final result = await analyzeLink(
+        points[i],
+        points[i + 1],
+        startAntennaHeightMeters: startAntennaHeightMeters,
+        endAntennaHeightMeters: endAntennaHeightMeters,
+        kFactor: kFactor,
+        frequencyMHz: frequencyMHz,
+        obstructionToleranceMeters: obstructionToleranceMeters,
+      );
+      segments.add(
+        LineOfSightPathSegment(
+          index: i,
+          start: points[i],
+          end: points[i + 1],
+          result: result,
+        ),
+      );
+
+      if (!result.hasData) {
+        unknownSegments++;
+      } else if (result.isClear) {
+        clearSegments++;
+      } else {
+        blockedSegments++;
+      }
+    }
+
+    return LineOfSightPathResult(
+      segments: segments,
+      clearSegments: clearSegments,
+      blockedSegments: blockedSegments,
+      unknownSegments: unknownSegments,
+    );
+  }
+
+  Future<LineOfSightResult> analyzeLink(
+    LatLng start,
+    LatLng end, {
+    double startAntennaHeightMeters = 1.5,
+    double endAntennaHeightMeters = 1.5,
+    required double kFactor,
+    double? frequencyMHz,
+    double obstructionToleranceMeters = 0.0,
+  }) async {
+    final totalDistanceMeters = _distance.as(LengthUnit.Meter, start, end);
+    if (totalDistanceMeters <= 1) {
+      return LineOfSightResult(
+        hasData: true,
+        isClear: true,
+        totalDistanceMeters: totalDistanceMeters,
+        maxObstructionMeters: 0,
+        firstObstructionDistanceMeters: null,
+        samples: const [],
+        usedKFactor: kFactor,
+        frequencyMHz: frequencyMHz,
+      );
+    }
+
+    final samplePoints = _buildSamplePoints(start, end, totalDistanceMeters);
+    final elevations = await _getElevations(samplePoints);
+
+    if (elevations.any((e) => e == null)) {
+      return LineOfSightResult.error(
+        totalDistanceMeters: totalDistanceMeters,
+        errorMessage: errorElevationUnavailable,
+        usedKFactor: kFactor,
+        frequencyMHz: frequencyMHz,
+      );
+    }
+
+    return computeFromElevations(
+      points: samplePoints,
+      elevations: elevations.cast<double>(),
+      startAntennaHeightMeters: startAntennaHeightMeters,
+      endAntennaHeightMeters: endAntennaHeightMeters,
+      kFactor: kFactor,
+      frequencyMHz: frequencyMHz,
+      obstructionToleranceMeters: obstructionToleranceMeters,
+    );
+  }
+
+  static LineOfSightResult computeFromElevations({
+    required List<LatLng> points,
+    required List<double> elevations,
+    double startAntennaHeightMeters = 1.5,
+    double endAntennaHeightMeters = 1.5,
+    required double kFactor,
+    double? frequencyMHz,
+    double obstructionToleranceMeters = 0.0,
+  }) {
+    if (points.length < 2 || elevations.length != points.length) {
+      return LineOfSightResult.error(
+        totalDistanceMeters: 0,
+        errorMessage: errorInvalidInput,
+        usedKFactor: kFactor,
+        frequencyMHz: frequencyMHz,
+      );
+    }
+
+    final totalDistanceMeters = _distance.as(
+      LengthUnit.Meter,
+      points.first,
+      points.last,
+    );
+    final effectiveEarthRadius = _earthRadiusMeters * kFactor;
+    final startLineHeight = elevations.first + startAntennaHeightMeters;
+    final endLineHeight = elevations.last + endAntennaHeightMeters;
+
+    var maxObstructionMeters = 0.0;
+    double? firstObstructionDistanceMeters;
+    final samples = <LineOfSightSample>[];
+    var isClear = true;
+
+    for (int i = 0; i < points.length; i++) {
+      final fraction = points.length == 1 ? 0.0 : i / (points.length - 1);
+      final distanceFromStart = totalDistanceMeters * fraction;
+      final lineHeight =
+          startLineHeight + (endLineHeight - startLineHeight) * fraction;
+
+      final earthBulge =
+          (distanceFromStart * (totalDistanceMeters - distanceFromStart)) /
+          (2 * effectiveEarthRadius);
+      final terrainHeight = elevations[i] + earthBulge;
+      final clearance = lineHeight - terrainHeight;
+      final unrefBulge =
+          (distanceFromStart * (totalDistanceMeters - distanceFromStart)) /
+          (2 * _earthRadiusMeters);
+      final refractedHeight = lineHeight + (unrefBulge - earthBulge);
+
+      if (clearance < -obstructionToleranceMeters) {
+        isClear = false;
+        final obstruction = -clearance;
+        if (obstruction > maxObstructionMeters) {
+          maxObstructionMeters = obstruction;
+        }
+        firstObstructionDistanceMeters ??= distanceFromStart;
+      }
+
+      samples.add(
+        LineOfSightSample(
+          distanceMeters: distanceFromStart,
+          terrainMeters: terrainHeight,
+          lineHeightMeters: lineHeight,
+          refractedHeightMeters: refractedHeight,
+          clearanceMeters: clearance,
+        ),
+      );
+    }
+
+    return LineOfSightResult(
+      hasData: true,
+      isClear: isClear,
+      totalDistanceMeters: totalDistanceMeters,
+      maxObstructionMeters: maxObstructionMeters,
+      firstObstructionDistanceMeters: firstObstructionDistanceMeters,
+      samples: samples,
+      usedKFactor: kFactor,
+      frequencyMHz: frequencyMHz,
+    );
+  }
+
+  static double _kFactorForFrequency(double? frequencyMHz) {
+    if (frequencyMHz == null) return _baselineKFactor;
+    final delta =
+        (frequencyMHz - _baselineFrequencyMHz) / _baselineFrequencyMHz;
+    final adjustment = delta * 0.15;
+    final scaled = _baselineKFactor * (1 + adjustment);
+    return scaled.clamp(1.1, 1.6).toDouble();
+  }
+
+  List<LatLng> _buildSamplePoints(
+    LatLng start,
+    LatLng end,
+    double distanceMeters,
+  ) {
+    final sampleCount = distanceMeters < 2000
+        ? 21
+        : distanceMeters < 10000
+        ? 41
+        : 81;
+
+    final points = <LatLng>[];
+    for (int i = 0; i < sampleCount; i++) {
+      final t = i / (sampleCount - 1);
+      points.add(
+        LatLng(
+          start.latitude + (end.latitude - start.latitude) * t,
+          start.longitude + (end.longitude - start.longitude) * t,
+        ),
+      );
+    }
+    return points;
+  }
+
+  Future<List<double?>> _getElevations(List<LatLng> points) async {
+    final dataSource = _elevationDataSource;
+    if (dataSource != null) {
+      return dataSource(points);
+    }
+
+    final uncached = <int, LatLng>{};
+    final values = List<double?>.filled(points.length, null);
+    for (int i = 0; i < points.length; i++) {
+      final key = _cacheKey(points[i]);
+      final cached = _readCachedValue(key);
+      if (cached != null) {
+        values[i] = cached;
+      } else {
+        uncached[i] = points[i];
+      }
+    }
+
+    if (uncached.isEmpty) return values;
+
+    final latCsv = uncached.values
+        .map((p) => p.latitude.toStringAsFixed(6))
+        .join(',');
+    final lonCsv = uncached.values
+        .map((p) => p.longitude.toStringAsFixed(6))
+        .join(',');
+
+    final uri = Uri.parse(
+      'https://api.open-meteo.com/v1/elevation?latitude=$latCsv&longitude=$lonCsv',
+    );
+
+    final response = await _getWithBackoff(uri);
+    if (response.statusCode != 200) {
+      return values;
+    }
+
+    final decoded = jsonDecode(response.body);
+    if (decoded is! Map<String, dynamic>) {
+      return values;
+    }
+    final elevations = decoded['elevation'];
+    if (elevations is! List) {
+      return values;
+    }
+
+    final indices = uncached.keys.toList();
+    for (int i = 0; i < min(indices.length, elevations.length); i++) {
+      final value = elevations[i];
+      if (value is! num) continue;
+      final index = indices[i];
+      final elevation = value.toDouble();
+      values[index] = elevation;
+      _elevationCache[_cacheKey(points[index])] = _CachedElevation(
+        value: elevation,
+        expiresAt: DateTime.now().add(_cacheTtl),
+      );
+    }
+    return values;
+  }
+
+  Future<http.Response> _getWithBackoff(Uri uri) async {
+    var attempt = 0;
+    Duration backoff = _initialBackoff;
+
+    while (true) {
+      attempt++;
+      try {
+        final response = await _httpClient.get(uri);
+        if (!_shouldRetryStatus(response.statusCode) ||
+            attempt >= _maxFetchAttempts) {
+          return response;
+        }
+      } catch (_) {
+        if (attempt >= _maxFetchAttempts) rethrow;
+      }
+
+      await Future.delayed(backoff);
+      backoff *= 2;
+    }
+  }
+
+  bool _shouldRetryStatus(int statusCode) {
+    return statusCode == 429 || statusCode >= 500;
+  }
+
+  double? _readCachedValue(String key) {
+    final cached = _elevationCache[key];
+    if (cached == null) return null;
+    if (DateTime.now().isAfter(cached.expiresAt)) {
+      _elevationCache.remove(key);
+      return null;
+    }
+    return cached.value;
+  }
+
+  String _cacheKey(LatLng point) {
+    return '${point.latitude.toStringAsFixed(5)},${point.longitude.toStringAsFixed(5)}';
+  }
+
+  void dispose() {
+    if (_ownsHttpClient) {
+      _httpClient.close();
+    }
+  }
+}
+
+class _CachedElevation {
+  final double value;
+  final DateTime expiresAt;
+
+  const _CachedElevation({required this.value, required this.expiresAt});
+}

lib/services/message_retry_service.dart

@@ -234,7 +234,11 @@ class MessageRetryService extends ChangeNotifier {
     }
   }
 
-  void updateMessageFromSent(Uint8List ackHash, int timeoutMs) {
+  bool updateMessageFromSent(
+    Uint8List ackHash,
+    int timeoutMs, {
+    bool allowQueueFallback = true,
+  }) {
     final ackHashHex = ackHash
         .map((b) => b.toRadixString(16).padLeft(2, '0'))
         .join();
@@ -277,7 +281,7 @@ class MessageRetryService extends ChangeNotifier {
     }
 
     // FALLBACK: Old queue-based matching (for messages sent before hash computation was added)
-    if (messageId == null) {
+    if (messageId == null && allowQueueFallback) {
       _debugLogService?.warn(
         'RESP_CODE_SENT: ACK hash $ackHashHex not found in hash table, falling back to queue',
         tag: 'AckHash',
@@ -320,7 +324,7 @@ class MessageRetryService extends ChangeNotifier {
 
     if (messageId == null || contact == null) {
       debugPrint('No pending message found for ACK hash: $ackHashHex');
-      return;
+      return false;
     }
 
     // Store the mapping for future lookups (e.g., when ACK arrives)
@@ -339,7 +343,7 @@ class MessageRetryService extends ChangeNotifier {
         'Message $messageId no longer pending for ACK hash: $ackHashHex',
       );
       _ackHashToMessageId.remove(ackHashHex);
-      return;
+      return false;
     }
 
     // Add this ACK hash to the list of expected ACKs for this message (for history)
@@ -389,8 +393,11 @@ class MessageRetryService extends ChangeNotifier {
 
     _startTimeoutTimer(messageId, actualTimeout);
     debugPrint('Updated message $messageId with ACK hash: $ackHashHex');
+    return true;
   }
 
+  bool get hasPendingMessages => _pendingMessages.isNotEmpty;
+
   void _startTimeoutTimer(String messageId, int timeoutMs) {
     _timeoutTimers[messageId]?.cancel();
     _timeoutTimers[messageId] = Timer(Duration(milliseconds: timeoutMs), () {

lib/services/notification_service.dart

@@ -58,11 +58,17 @@ class NotificationService {
       requestBadgePermission: true,
       requestSoundPermission: true,
     );
+    const windowsSettings = WindowsInitializationSettings(
+      appName: 'MeshCore Open',
+      appUserModelId: 'org.meshcore.open.app',
+      guid: 'e7ea8f85-72f5-4f36-91f6-038f740ccf86',
+    );
 
     const initSettings = InitializationSettings(
       android: androidSettings,
       iOS: iosSettings,
       macOS: macSettings,
+      windows: windowsSettings,
     );
 
     try {
@@ -76,6 +82,13 @@ class NotificationService {
     }
   }
 
+  Future<bool> _ensureInitialized() async {
+    if (!_isInitialized) {
+      await initialize();
+    }
+    return _isInitialized;
+  }
+
   Future<bool> requestPermissions() async {
     if (!_isInitialized) {
       await initialize();
@@ -114,9 +127,7 @@ class NotificationService {
     String? contactId,
     int? badgeCount,
   }) async {
-    if (!_isInitialized) {
-      await initialize();
-    }
+    if (!await _ensureInitialized()) return;
 
     final androidDetails = AndroidNotificationDetails(
       'messages',
@@ -148,13 +159,17 @@ class NotificationService {
       macOS: macDetails,
     );
 
-    await _notifications.show(
-      id: contactId?.hashCode ?? 0,
-      title: contactName,
-      body: message,
-      notificationDetails: notificationDetails,
-      payload: 'message:$contactId',
-    );
+    try {
+      await _notifications.show(
+        id: contactId?.hashCode ?? 0,
+        title: contactName,
+        body: message,
+        notificationDetails: notificationDetails,
+        payload: 'message:$contactId',
+      );
+    } catch (e) {
+      debugPrint('Failed to show message notification: $e');
+    }
   }
 
   Future<void> _showAdvertNotificationImpl({
@@ -162,9 +177,7 @@ class NotificationService {
     required String contactType,
     String? contactId,
   }) async {
-    if (!_isInitialized) {
-      await initialize();
-    }
+    if (!await _ensureInitialized()) return;
 
     const androidDetails = AndroidNotificationDetails(
       'adverts',
@@ -193,13 +206,17 @@ class NotificationService {
       macOS: macDetails,
     );
 
-    await _notifications.show(
-      id: contactId?.hashCode ?? DateTime.now().millisecondsSinceEpoch,
-      title: _l10n.notification_newTypeDiscovered(contactType),
-      body: contactName,
-      notificationDetails: notificationDetails,
-      payload: 'advert:$contactId',
-    );
+    try {
+      await _notifications.show(
+        id: contactId?.hashCode ?? DateTime.now().millisecondsSinceEpoch,
+        title: _l10n.notification_newTypeDiscovered(contactType),
+        body: contactName,
+        notificationDetails: notificationDetails,
+        payload: 'advert:$contactId',
+      );
+    } catch (e) {
+      debugPrint('Failed to show advert notification: $e');
+    }
   }
 
   Future<void> _showChannelMessageNotificationImpl({
@@ -208,9 +225,7 @@ class NotificationService {
     int? channelIndex,
     int? badgeCount,
   }) async {
-    if (!_isInitialized) {
-      await initialize();
-    }
+    if (!await _ensureInitialized()) return;
 
     final androidDetails = AndroidNotificationDetails(
       'channel_messages',
@@ -247,13 +262,17 @@ class NotificationService {
         ? _l10n.notification_receivedNewMessage
         : preview;
 
-    await _notifications.show(
-      id: channelIndex?.hashCode ?? DateTime.now().millisecondsSinceEpoch,
-      title: channelName,
-      body: body,
-      notificationDetails: notificationDetails,
-      payload: 'channel:$channelIndex',
-    );
+    try {
+      await _notifications.show(
+        id: channelIndex?.hashCode ?? DateTime.now().millisecondsSinceEpoch,
+        title: channelName,
+        body: body,
+        notificationDetails: notificationDetails,
+        payload: 'channel:$channelIndex',
+      );
+    } catch (e) {
+      debugPrint('Failed to show channel notification: $e');
+    }
   }
 
   /// Returns a privacy-safe identifier for debug logging.
@@ -396,35 +415,39 @@ class NotificationService {
   Future<void> _showNotificationImmediately(
     _PendingNotification notification,
   ) async {
-    switch (notification.type) {
-      case _NotificationType.message:
-        await _showMessageNotificationImpl(
-          contactName: notification.title,
-          message: notification.body,
-          contactId: notification.id,
-          badgeCount: notification.badgeCount,
-        );
-        break;
-      case _NotificationType.advert:
-        await _showAdvertNotificationImpl(
-          contactName: notification.body,
-          contactType: notification.title,
-          contactId: notification.id,
-        );
-        break;
-      case _NotificationType.channelMessage:
-        await _showChannelMessageNotificationImpl(
-          channelName: notification.title,
-          message: notification.body,
-          channelIndex: int.tryParse(notification.id ?? ''),
-          badgeCount: notification.badgeCount,
-        );
-        break;
+    try {
+      switch (notification.type) {
+        case _NotificationType.message:
+          await _showMessageNotificationImpl(
+            contactName: notification.title,
+            message: notification.body,
+            contactId: notification.id,
+            badgeCount: notification.badgeCount,
+          );
+          break;
+        case _NotificationType.advert:
+          await _showAdvertNotificationImpl(
+            contactName: notification.body,
+            contactType: notification.title,
+            contactId: notification.id,
+          );
+          break;
+        case _NotificationType.channelMessage:
+          await _showChannelMessageNotificationImpl(
+            channelName: notification.title,
+            message: notification.body,
+            channelIndex: int.tryParse(notification.id ?? ''),
+            badgeCount: notification.badgeCount,
+          );
+          break;
+      }
+    } catch (e) {
+      debugPrint('Failed to show immediate notification: $e');
     }
   }
 
   Future<void> _showBatchSummary(List<_PendingNotification> batch) async {
-    if (!_isInitialized) await initialize();
+    if (!await _ensureInitialized()) return;
 
     // Group by type
     final messages = batch
@@ -468,13 +491,17 @@ class NotificationService {
 
     const notificationDetails = NotificationDetails(android: androidDetails);
 
-    await _notifications.show(
-      id: 'batch_summary'.hashCode,
-      title: _l10n.notification_activityTitle,
-      body: parts.join(', '),
-      notificationDetails: notificationDetails,
-      payload: 'batch',
-    );
+    try {
+      await _notifications.show(
+        id: 'batch_summary'.hashCode,
+        title: _l10n.notification_activityTitle,
+        body: parts.join(', '),
+        notificationDetails: notificationDetails,
+        payload: 'batch',
+      );
+    } catch (e) {
+      debugPrint('Failed to show batch summary notification: $e');
+    }
   }
 }
 

lib/storage/contact_store.dart

@@ -33,6 +33,7 @@ class ContactStore {
       'publicKey': base64Encode(contact.publicKey),
       'name': contact.name,
       'type': contact.type,
+      'flags': contact.flags,
       'pathLength': contact.pathLength,
       'path': base64Encode(contact.path),
       'pathOverride': contact.pathOverride,
@@ -53,6 +54,7 @@ class ContactStore {
       publicKey: Uint8List.fromList(base64Decode(json['publicKey'] as String)),
       name: json['name'] as String? ?? 'Unknown',
       type: json['type'] as int? ?? 0,
+      flags: json['flags'] as int? ?? 0,
       pathLength: json['pathLength'] as int? ?? -1,
       path: json['path'] != null
           ? Uint8List.fromList(base64Decode(json['path'] as String))

lib/utils/battery_utils.dart

@@ -0,0 +1,26 @@
+typedef BatteryVoltageRange = ({int minMv, int maxMv});
+
+BatteryVoltageRange batteryVoltageRange(String chemistry) {
+  switch (chemistry) {
+    case 'lifepo4':
+      return (minMv: 2600, maxMv: 3650);
+    case 'lipo':
+      return (minMv: 3000, maxMv: 4200);
+    case 'nmc':
+    default:
+      return (minMv: 3000, maxMv: 4200);
+  }
+}
+
+int estimateBatteryPercentFromMillivolts(int millivolts, String chemistry) {
+  final range = batteryVoltageRange(chemistry);
+  if (millivolts <= range.minMv) return 0;
+  if (millivolts >= range.maxMv) return 100;
+  return (((millivolts - range.minMv) * 100) / (range.maxMv - range.minMv))
+      .round();
+}
+
+int estimateBatteryPercentFromVolts(double volts, String chemistry) {
+  final millivolts = (volts * 1000).round();
+  return estimateBatteryPercentFromMillivolts(millivolts, chemistry);
+}

lib/widgets/adaptive_app_bar_title.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+
+class AdaptiveAppBarTitle extends StatelessWidget {
+  final String text;
+
+  const AdaptiveAppBarTitle(this.text, {super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return LayoutBuilder(
+      builder: (context, constraints) => SizedBox(
+        width: constraints.maxWidth,
+        child: FittedBox(fit: BoxFit.scaleDown, child: Text(text, maxLines: 1)),
+      ),
+    );
+  }
+}

lib/widgets/app_bar.dart

@@ -0,0 +1,67 @@
+import 'package:flutter/material.dart';
+import 'package:meshcore_open/connector/meshcore_connector.dart';
+import 'package:meshcore_open/widgets/battery_indicator.dart';
+import 'package:provider/provider.dart';
+
+import 'snr_indicator.dart';
+
+class AppBarTitle extends StatelessWidget {
+  final String title;
+  final Widget? leading;
+  final Widget? trailing;
+  const AppBarTitle(this.title, {this.leading, this.trailing, super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final connector = context.watch<MeshCoreConnector>();
+    final selfName = connector.selfName;
+
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        final availableWidth = constraints.hasBoundedWidth
+            ? constraints.maxWidth
+            : MediaQuery.sizeOf(context).width;
+        final compact = availableWidth < 240;
+        final showSubtitle =
+            !compact && connector.isConnected && selfName != null;
+        final showBattery = availableWidth >= 60;
+        final showSnr = availableWidth >= 110;
+        final showIndicators = showBattery || showSnr;
+
+        return Row(
+          mainAxisAlignment: MainAxisAlignment.start,
+          children: [
+            leading ?? const SizedBox.shrink(),
+            Expanded(
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  Text(title, maxLines: 1, overflow: TextOverflow.ellipsis),
+                  if (showSubtitle)
+                    Text(
+                      '($selfName)',
+                      style: TextStyle(fontSize: 14, color: Colors.grey[600]),
+                      maxLines: 1,
+                      overflow: TextOverflow.ellipsis,
+                    ),
+                ],
+              ),
+            ),
+            if (showIndicators) const SizedBox(width: 6),
+            if (showIndicators)
+              Row(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  if (showBattery) BatteryIndicator(connector: connector),
+                  if (showSnr) SNRIndicator(connector: connector),
+                ],
+              ),
+            trailing ?? const SizedBox.shrink(),
+          ],
+        );
+      },
+    );
+  }
+}

lib/widgets/battery_indicator.dart

@@ -68,20 +68,24 @@ class _BatteryIndicatorState extends State<BatteryIndicator> {
         child: Row(
           mainAxisSize: MainAxisSize.min,
           children: [
-            Icon(batteryUi.icon, size: 18, color: batteryUi.color),
-            const SizedBox(width: 2),
-            Flexible(
-              child: Text(
-                displayText,
-                style: TextStyle(
-                  fontSize: 12,
-                  fontWeight: FontWeight.w500,
-                  color: batteryUi.color,
+            Column(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Icon(batteryUi.icon, size: 18, color: batteryUi.color),
+                const SizedBox(height: 2),
+                Flexible(
+                  child: Text(
+                    displayText,
+                    style: TextStyle(
+                      fontSize: 12,
+                      fontWeight: FontWeight.w500,
+                      color: batteryUi.color,
+                    ),
+                    maxLines: 1,
+                    overflow: TextOverflow.ellipsis,
+                  ),
                 ),
-                overflow: TextOverflow.visible,
-                maxLines: 1,
-                softWrap: false,
-              ),
+              ],
             ),
           ],
         ),

lib/widgets/chat_zoom_wrapper.dart

@@ -0,0 +1,49 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import '../services/chat_text_scale_service.dart';
+
+/// Gesture wrapper that exposes two-finger pinch-to-zoom for chat scrollables.
+/// Double-tap resets the scale. Only the wrapper itself listens to gestures;
+/// child scrollables keep their normal touch handling.
+class ChatZoomWrapper extends StatefulWidget {
+  const ChatZoomWrapper({super.key, required this.child, this.onDoubleTap});
+
+  final Widget child;
+  final VoidCallback? onDoubleTap;
+
+  @override
+  State<ChatZoomWrapper> createState() => _ChatZoomWrapperState();
+}
+
+class _ChatZoomWrapperState extends State<ChatZoomWrapper> {
+  double? _startScale;
+
+  @override
+  Widget build(BuildContext context) {
+    final service = context.read<ChatTextScaleService>();
+
+    return GestureDetector(
+      behavior: HitTestBehavior.translucent,
+      onDoubleTap: () {
+        service.reset();
+        service.persist();
+        widget.onDoubleTap?.call();
+      },
+      onScaleStart: (details) {
+        if (details.pointerCount != 2) return;
+        _startScale = service.scale;
+      },
+      onScaleUpdate: (details) {
+        if (details.pointerCount != 2) return;
+        final baseScale = _startScale ?? service.scale;
+        service.setScale(baseScale * details.scale);
+      },
+      onScaleEnd: (_) {
+        _startScale = null;
+        service.persist();
+      },
+      child: widget.child,
+    );
+  }
+}

lib/widgets/list_filter_widget.dart

@@ -3,7 +3,7 @@ import '../l10n/l10n.dart';
 
 enum ContactSortOption { lastSeen, recentMessages, name }
 
-enum ContactTypeFilter { all, users, repeaters, rooms }
+enum ContactTypeFilter { all, favorites, users, repeaters, rooms }
 
 class SortFilterMenuOption {
   final int value;
@@ -94,11 +94,12 @@ const int _actionSortRecentMessages = 1;
 const int _actionSortName = 2;
 const int _actionSortLastSeen = 3;
 const int _actionFilterAll = 4;
-const int _actionFilterUsers = 5;
-const int _actionFilterRepeaters = 6;
-const int _actionFilterRooms = 7;
-const int _actionToggleUnreadOnly = 8;
-const int _actionNewGroup = 9;
+const int _actionFilterFavorites = 5;
+const int _actionFilterUsers = 6;
+const int _actionFilterRepeaters = 7;
+const int _actionFilterRooms = 8;
+const int _actionToggleUnreadOnly = 9;
+const int _actionNewGroup = 10;
 
 class ContactsFilterMenu extends StatelessWidget {
   final ContactSortOption sortOption;
@@ -154,6 +155,11 @@ class ContactsFilterMenu extends StatelessWidget {
               label: l10n.listFilter_all,
               checked: typeFilter == ContactTypeFilter.all,
             ),
+            SortFilterMenuOption(
+              value: _actionFilterFavorites,
+              label: l10n.listFilter_favorites,
+              checked: typeFilter == ContactTypeFilter.favorites,
+            ),
             SortFilterMenuOption(
               value: _actionFilterUsers,
               label: l10n.listFilter_users,
@@ -198,6 +204,9 @@ class ContactsFilterMenu extends StatelessWidget {
           case _actionFilterUsers:
             onTypeFilterChanged(ContactTypeFilter.users);
             break;
+          case _actionFilterFavorites:
+            onTypeFilterChanged(ContactTypeFilter.favorites);
+            break;
           case _actionFilterRepeaters:
             onTypeFilterChanged(ContactTypeFilter.repeaters);
             break;

lib/widgets/message_status_icon.dart

@@ -0,0 +1,36 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_svg/flutter_svg.dart';
+
+class MessageStatusIcon extends StatelessWidget {
+  final bool isAcked;
+  final bool isFailed;
+  final double size;
+
+  const MessageStatusIcon({
+    super.key,
+    required this.isAcked,
+    this.isFailed = false,
+    this.size = 14,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    if (isFailed) {
+      return Icon(Icons.cancel, size: size, color: Colors.red);
+    }
+
+    final Color color;
+    if (isAcked) {
+      color = Colors.green;
+    } else {
+      color = Colors.grey;
+    }
+
+    return SvgPicture.asset(
+      'assets/icons/done_all.svg',
+      width: size,
+      height: size,
+      colorFilter: ColorFilter.mode(color, BlendMode.srcIn),
+    );
+  }
+}

lib/widgets/path_management_dialog.dart

@@ -1,7 +1,9 @@
 import 'dart:typed_data';
 
 import 'package:flutter/material.dart';
+import 'package:meshcore_open/models/path_history.dart';
 import 'package:meshcore_open/screens/path_trace_map.dart';
+import 'package:meshcore_open/widgets/elements_ui.dart';
 import 'package:provider/provider.dart';
 
 import '../connector/meshcore_connector.dart';
@@ -19,15 +21,22 @@ class PathManagementDialog {
   }
 }
 
-class _PathManagementDialog extends StatelessWidget {
+class _PathManagementDialog extends StatefulWidget {
   final Contact contact;
 
   const _PathManagementDialog({required this.contact});
 
+  @override
+  State<_PathManagementDialog> createState() => _PathManagementDialogState();
+}
+
+class _PathManagementDialogState extends State<_PathManagementDialog> {
+  bool _showAllPaths = false;
+
   Contact _resolveContact(MeshCoreConnector connector) {
     return connector.contacts.firstWhere(
-      (c) => c.publicKeyHex == contact.publicKeyHex,
-      orElse: () => contact,
+      (c) => c.publicKeyHex == widget.contact.publicKeyHex,
+      orElse: () => widget.contact,
     );
   }
 
@@ -134,6 +143,59 @@ class _PathManagementDialog extends StatelessWidget {
         final currentContact = _resolveContact(connector);
         final paths = pathService.getRecentPaths(currentContact.publicKeyHex);
 
+        final repeatersList = List.of(connector.directRepeaters)
+          ..sort((a, b) => b.ranking.compareTo(a.ranking));
+
+        if (repeatersList.isEmpty) {
+          _showAllPaths = true;
+        }
+
+        final directRepeater = repeatersList.isEmpty
+            ? null
+            : repeatersList.first;
+        final secondDirectRepeater = repeatersList.length < 2
+            ? null
+            : repeatersList.elementAt(1);
+        final thirdDirectRepeater = repeatersList.length < 3
+            ? null
+            : repeatersList.elementAt(2);
+
+        List<MapEntry<int, MapEntry<Color, PathRecord>>> pathsWithRepeaters =
+            paths.map((path) {
+              final isDirectRepeater =
+                  directRepeater != null &&
+                  path.pathBytes.isNotEmpty &&
+                  directRepeater.pubkeyFirstByte == path.pathBytes.first;
+              final isSecondDirectRepeater =
+                  secondDirectRepeater != null &&
+                  path.pathBytes.isNotEmpty &&
+                  secondDirectRepeater.pubkeyFirstByte == path.pathBytes.first;
+              final isThirdDirectRepeater =
+                  thirdDirectRepeater != null &&
+                  path.pathBytes.isNotEmpty &&
+                  thirdDirectRepeater.pubkeyFirstByte == path.pathBytes.first;
+
+              int ranking = -1;
+              Color color = Colors.grey;
+              if (isDirectRepeater) {
+                color = Colors.green;
+                ranking = 3;
+              } else if (isSecondDirectRepeater) {
+                color = Colors.yellow;
+                ranking = 2;
+              } else if (isThirdDirectRepeater) {
+                color = Colors.red;
+                ranking = 1;
+              } else if (path.wasFloodDiscovery) {
+                color = Colors.blue;
+                ranking = 0;
+              }
+
+              return MapEntry(ranking, MapEntry(color, path));
+            }).toList();
+
+        pathsWithRepeaters.sort((a, b) => b.key.compareTo(a.key));
+
         return AlertDialog(
           title: Text(l10n.chat_pathManagement),
           content: SingleChildScrollView(
@@ -147,6 +209,17 @@ class _PathManagementDialog extends StatelessWidget {
                 ),
                 const SizedBox(height: 12),
                 if (paths.isNotEmpty) ...[
+                  if (repeatersList.isNotEmpty)
+                    FeatureToggleRow(
+                      title: l10n.chat_ShowAllPaths,
+                      subtitle: "",
+                      value: _showAllPaths,
+                      onChanged: (val) {
+                        setState(() {
+                          _showAllPaths = val;
+                        });
+                      },
+                    ),
                   Text(
                     l10n.chat_recentAckPaths,
                     style: const TextStyle(
@@ -154,7 +227,7 @@ class _PathManagementDialog extends StatelessWidget {
                       fontSize: 12,
                     ),
                   ),
-                  if (paths.length >= 100) ...[
+                  if (pathsWithRepeaters.length >= 100) ...[
                     const SizedBox(height: 8),
                     Container(
                       width: double.infinity,
@@ -173,92 +246,99 @@ class _PathManagementDialog extends StatelessWidget {
                     ),
                   ],
                   const SizedBox(height: 8),
-                  ...paths.map((path) {
-                    return Card(
-                      margin: const EdgeInsets.symmetric(vertical: 4),
-                      child: ListTile(
-                        dense: true,
-                        leading: CircleAvatar(
-                          radius: 16,
-                          backgroundColor: path.wasFloodDiscovery
-                              ? Colors.blue
-                              : Colors.green,
-                          child: Text(
-                            '${path.hopCount}',
-                            style: const TextStyle(fontSize: 12),
-                          ),
-                        ),
-                        title: Text(
-                          l10n.chat_hopsCount(path.hopCount),
-                          style: const TextStyle(fontSize: 14),
-                        ),
-                        subtitle: Text(
-                          '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(context, path.timestamp)} • ${path.successCount} ${l10n.chat_successes}',
-                          style: const TextStyle(fontSize: 11),
-                        ),
-                        trailing: Row(
-                          mainAxisSize: MainAxisSize.min,
-                          children: [
-                            IconButton(
-                              icon: const Icon(Icons.close, size: 16),
-                              tooltip: l10n.chat_removePath,
-                              onPressed: () async {
-                                await pathService.removePathRecord(
-                                  currentContact.publicKeyHex,
-                                  path.pathBytes,
-                                );
-                              },
+                  ...pathsWithRepeaters.map((entry) {
+                    final path = entry.value.value;
+                    final color = entry.value.key;
+
+                    if (!_showAllPaths && entry.key < 1) {
+                      return const SizedBox.shrink();
+                    } else {
+                      return Card(
+                        margin: const EdgeInsets.symmetric(vertical: 4),
+                        child: ListTile(
+                          dense: true,
+                          leading: CircleAvatar(
+                            radius: 16,
+                            backgroundColor: color,
+                            child: Text(
+                              '${path.hopCount}',
+                              style: const TextStyle(fontSize: 12),
                             ),
-                            path.wasFloodDiscovery
-                                ? const Icon(
-                                    Icons.waves,
-                                    size: 16,
-                                    color: Colors.grey,
-                                  )
-                                : const Icon(
-                                    Icons.route,
-                                    size: 16,
-                                    color: Colors.grey,
+                          ),
+                          title: Text(
+                            l10n.chat_hopsCount(path.hopCount),
+                            style: const TextStyle(fontSize: 14),
+                          ),
+                          subtitle: Text(
+                            '${(path.tripTimeMs / 1000).toStringAsFixed(2)}s • ${_formatRelativeTime(context, path.timestamp)} • ${path.successCount} ${l10n.chat_successes}',
+                            style: const TextStyle(fontSize: 11),
+                          ),
+                          trailing: Row(
+                            mainAxisSize: MainAxisSize.min,
+                            children: [
+                              IconButton(
+                                icon: const Icon(Icons.close, size: 16),
+                                tooltip: l10n.chat_removePath,
+                                onPressed: () async {
+                                  await pathService.removePathRecord(
+                                    currentContact.publicKeyHex,
+                                    path.pathBytes,
+                                  );
+                                },
+                              ),
+                              path.wasFloodDiscovery
+                                  ? const Icon(
+                                      Icons.waves,
+                                      size: 16,
+                                      color: Colors.grey,
+                                    )
+                                  : const Icon(
+                                      Icons.route,
+                                      size: 16,
+                                      color: Colors.grey,
+                                    ),
+                            ],
+                          ),
+                          onLongPress: () =>
+                              _showFullPathDialog(context, path.pathBytes),
+                          onTap: () async {
+                            if (path.pathBytes.isEmpty) {
+                              ScaffoldMessenger.of(context).showSnackBar(
+                                SnackBar(
+                                  content: Text(
+                                    l10n.chat_pathDetailsNotAvailable,
                                   ),
-                          ],
-                        ),
-                        onLongPress: () =>
-                            _showFullPathDialog(context, path.pathBytes),
-                        onTap: () async {
-                          if (path.pathBytes.isEmpty) {
+                                  duration: const Duration(seconds: 2),
+                                ),
+                              );
+                              return;
+                            }
+
+                            final pathBytes = Uint8List.fromList(
+                              path.pathBytes,
+                            );
+                            final pathLength = path.pathBytes.length;
+
+                            await connector.setPathOverride(
+                              currentContact,
+                              pathLen: pathLength,
+                              pathBytes: pathBytes,
+                            );
+
+                            if (!context.mounted) return;
+                            Navigator.pop(context);
                             ScaffoldMessenger.of(context).showSnackBar(
                               SnackBar(
                                 content: Text(
-                                  l10n.chat_pathDetailsNotAvailable,
+                                  l10n.path_usingHopsPath(path.hopCount),
                                 ),
                                 duration: const Duration(seconds: 2),
                               ),
                             );
-                            return;
-                          }
-
-                          final pathBytes = Uint8List.fromList(path.pathBytes);
-                          final pathLength = path.pathBytes.length;
-
-                          await connector.setPathOverride(
-                            currentContact,
-                            pathLen: pathLength,
-                            pathBytes: pathBytes,
-                          );
-
-                          if (!context.mounted) return;
-                          Navigator.pop(context);
-                          ScaffoldMessenger.of(context).showSnackBar(
-                            SnackBar(
-                              content: Text(
-                                l10n.path_usingHopsPath(path.hopCount),
-                              ),
-                              duration: const Duration(seconds: 2),
-                            ),
-                          );
-                        },
-                      ),
-                    );
+                          },
+                        ),
+                      );
+                    }
                   }),
                   const Divider(),
                 ] else ...[

lib/widgets/snr_indicator.dart

@@ -1,4 +1,13 @@
 import 'package:flutter/material.dart';
+import '../connector/meshcore_connector.dart';
+import '../l10n/l10n.dart';
+
+class SNRUi {
+  final IconData icon;
+  final Color color;
+  final String text;
+  const SNRUi(this.icon, this.color, this.text);
+}
 
 List<double> getSNRfromSF(int spreadingFactor) {
   switch (spreadingFactor) {
@@ -19,44 +28,178 @@ List<double> getSNRfromSF(int spreadingFactor) {
   }
 }
 
-class SNRIcon extends StatelessWidget {
-  final double snr;
-  final List<double> snrLevels;
+SNRUi snrUiFromSNR(double? snr, int? spreadingFactor) {
+  if (snr == null ||
+      spreadingFactor == null ||
+      spreadingFactor < 7 ||
+      spreadingFactor > 12) {
+    return const SNRUi(Icons.signal_cellular_off, Colors.grey, '—');
+  }
+
+  final snrLevels = getSNRfromSF(spreadingFactor);
+
+  IconData icon;
+  Color color;
+  String text = '${snr.toStringAsFixed(1)} dB';
+
+  if (snr >= snrLevels[0]) {
+    icon = Icons.signal_cellular_alt;
+    color = Colors.green;
+  } else if (snr >= snrLevels[1]) {
+    icon = Icons.signal_cellular_alt;
+    color = Colors.lightGreen;
+  } else if (snr >= snrLevels[2]) {
+    icon = Icons.signal_cellular_alt;
+    color = Colors.yellow;
+  } else if (snr >= snrLevels[3]) {
+    icon = Icons.signal_cellular_alt_2_bar;
+    color = Colors.orange;
+  } else {
+    icon = Icons.signal_cellular_alt_1_bar;
+    color = Colors.red;
+  }
 
-  const SNRIcon({
-    super.key,
-    required this.snr,
-    this.snrLevels = const [4.0, -2.0, -4.0, -6.0],
-  });
+  return SNRUi(icon, color, text);
+}
+
+class SNRIndicator extends StatefulWidget {
+  final MeshCoreConnector connector;
+
+  const SNRIndicator({super.key, required this.connector});
+
+  @override
+  State<SNRIndicator> createState() => _SNRIndicatorState();
+}
 
+class _SNRIndicatorState extends State<SNRIndicator> {
   @override
   Widget build(BuildContext context) {
-    IconData icon;
-    Color color;
-
-    if (snr >= snrLevels[0]) {
-      icon = Icons.signal_cellular_alt;
-      color = Colors.green;
-    } else if (snr >= snrLevels[1]) {
-      icon = Icons.signal_cellular_alt;
-      color = Colors.lightGreen;
-    } else if (snr >= snrLevels[2]) {
-      icon = Icons.signal_cellular_alt;
-      color = Colors.yellow;
-    } else if (snr >= snrLevels[3]) {
-      icon = Icons.signal_cellular_alt_2_bar;
-      color = Colors.orange;
-    } else {
-      icon = Icons.signal_cellular_alt_1_bar;
-      color = Colors.red;
+    final directRepeaters = widget.connector.directRepeaters;
+    final directBestRepeaters = List.of(directRepeaters)
+      ..sort((a, b) => (b.ranking).compareTo(a.ranking));
+    final directRepeater = directBestRepeaters.isEmpty
+        ? null
+        : directBestRepeaters.first;
+
+    final snrUi = snrUiFromSNR(
+      directBestRepeaters.isNotEmpty ? directRepeater!.snr : null,
+      widget.connector.currentSf,
+    );
+
+    return InkWell(
+      onTap: () {
+        if (directRepeater != null) {
+          _showFullPathDialog(context, directBestRepeaters);
+        }
+      },
+      borderRadius: BorderRadius.circular(8),
+      child: Padding(
+        padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 8),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            Column(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Icon(snrUi.icon, size: 18, color: snrUi.color),
+                Text(
+                  snrUi.text,
+                  style: TextStyle(fontSize: 12, color: snrUi.color),
+                ),
+              ],
+            ),
+            if (directRepeater != null)
+              Text(
+                '${directRepeaters.length}: ${directRepeater.pubkeyFirstByte.toRadixString(16).padLeft(2, '0')}: ${_formatLastUpdated(directRepeater.lastUpdated)}',
+                style: TextStyle(
+                  fontSize: 12,
+                  fontWeight: FontWeight.w500,
+                  color: Colors.grey,
+                ),
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+              ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  String _formatLastUpdated(DateTime lastSeen) {
+    final now = DateTime.now();
+    final diff = now.difference(lastSeen);
+    if (diff.isNegative) {
+      return "0s";
+    }
+    if (diff.inMinutes < 1) {
+      return "${diff.inSeconds}s";
     }
+    if (diff.inMinutes < 60) {
+      return "${diff.inMinutes}m";
+    }
+    if (diff.inHours < 24) {
+      final hours = diff.inHours;
+      return "${hours}h";
+    }
+    final days = diff.inDays;
+    return "${days}d";
+  }
+
+  void _showFullPathDialog(
+    BuildContext context,
+    List<DirectRepeater> directBestRepeaters,
+  ) {
+    final l10n = context.l10n;
+
+    showDialog(
+      context: context,
+      builder: (context) => AlertDialog(
+        title: Text(l10n.snrIndicator_nearByRepeaters),
+        content: SizedBox(
+          child: Scrollbar(
+            child: ListView.separated(
+              padding: const EdgeInsets.symmetric(vertical: 4),
+              itemCount: directBestRepeaters.length,
+              separatorBuilder: (_, _) => const Divider(height: 1),
+              itemBuilder: (context, index) {
+                final repeater = directBestRepeaters[index];
+                final snrUi = snrUiFromSNR(
+                  repeater.snr,
+                  widget.connector.currentSf,
+                );
+
+                final name = widget.connector.contacts
+                    .where((c) => c.publicKey.first == repeater.pubkeyFirstByte)
+                    .map((c) => c.name)
+                    .firstOrNull;
 
-    return Column(
-      mainAxisAlignment: MainAxisAlignment.center,
-      children: [
-        Icon(icon, color: color),
-        Text('$snr dB', style: TextStyle(fontSize: 10, color: color)),
-      ],
+                return Column(
+                  children: [
+                    ListTile(
+                      leading: Icon(snrUi.icon, color: snrUi.color),
+                      title: Text(
+                        name ??
+                            repeater.pubkeyFirstByte
+                                .toRadixString(16)
+                                .padLeft(2, '0'),
+                      ),
+                      subtitle: Text(
+                        'SNR: ${repeater.snr.toStringAsFixed(1)} dB\n${l10n.snrIndicator_lastSeen}: ${_formatLastUpdated(repeater.lastUpdated)}',
+                      ),
+                    ),
+                  ],
+                );
+              },
+            ),
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(context),
+            child: Text(l10n.common_close),
+          ),
+        ],
+      ),
     );
   }
 }

macos/Podfile.lock

@@ -5,10 +5,13 @@ PODS:
   - flutter_local_notifications (0.0.1):
     - FlutterMacOS
   - FlutterMacOS (1.0.0)
-  - mobile_scanner (6.0.2):
+  - mobile_scanner (7.0.0):
+    - Flutter
     - FlutterMacOS
   - package_info_plus (0.0.1):
     - FlutterMacOS
+  - share_plus (0.0.1):
+    - FlutterMacOS
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
@@ -24,8 +27,9 @@ DEPENDENCIES:
   - flutter_blue_plus_darwin (from `Flutter/ephemeral/.symlinks/plugins/flutter_blue_plus_darwin/darwin`)
   - flutter_local_notifications (from `Flutter/ephemeral/.symlinks/plugins/flutter_local_notifications/macos`)
   - FlutterMacOS (from `Flutter/ephemeral`)
-  - mobile_scanner (from `Flutter/ephemeral/.symlinks/plugins/mobile_scanner/macos`)
+  - mobile_scanner (from `Flutter/ephemeral/.symlinks/plugins/mobile_scanner/darwin`)
   - package_info_plus (from `Flutter/ephemeral/.symlinks/plugins/package_info_plus/macos`)
+  - share_plus (from `Flutter/ephemeral/.symlinks/plugins/share_plus/macos`)
   - shared_preferences_foundation (from `Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin`)
   - sqflite_darwin (from `Flutter/ephemeral/.symlinks/plugins/sqflite_darwin/darwin`)
   - url_launcher_macos (from `Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos`)
@@ -39,9 +43,11 @@ EXTERNAL SOURCES:
   FlutterMacOS:
     :path: Flutter/ephemeral
   mobile_scanner:
-    :path: Flutter/ephemeral/.symlinks/plugins/mobile_scanner/macos
+    :path: Flutter/ephemeral/.symlinks/plugins/mobile_scanner/darwin
   package_info_plus:
     :path: Flutter/ephemeral/.symlinks/plugins/package_info_plus/macos
+  share_plus:
+    :path: Flutter/ephemeral/.symlinks/plugins/share_plus/macos
   shared_preferences_foundation:
     :path: Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin
   sqflite_darwin:
@@ -53,10 +59,11 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   flutter_blue_plus_darwin: 20a08bfeaa0f7804d524858d3d8744bcc1b6dbc3
-  flutter_local_notifications: 13862b132e32eb858dea558a86d45d08daeacfe7
+  flutter_local_notifications: 4bf37a31afde695b56091b4ae3e4d9c7a7e6cda0
   FlutterMacOS: d0db08ddef1a9af05a5ec4b724367152bb0500b1
-  mobile_scanner: 0e365ed56cad24f28c0fd858ca04edefb40dfac3
+  mobile_scanner: 9157936403f5a0644ca3779a38ff8404c5434a93
   package_info_plus: f0052d280d17aa382b932f399edf32507174e870
+  share_plus: 510bf0af1a42cd602274b4629920c9649c52f4cc
   shared_preferences_foundation: 7036424c3d8ec98dfe75ff1667cb0cd531ec82bb
   sqflite_darwin: 20b2a3a3b70e43edae938624ce550a3cbf66a3d0
   url_launcher_macos: f87a979182d112f911de6820aefddaf56ee9fbfd

pubspec.yaml

@@ -50,7 +50,7 @@ dependencies:
   cached_network_image: ^3.4.1
   flutter_cache_manager: ^3.4.1
   flutter_foreground_task: ^9.2.0
-  wakelock_plus: ^1.2.8
+  wakelock_plus: ^1.4.0
   characters: ^1.4.0
   package_info_plus: ^9.0.0
   mobile_scanner: ^7.1.4  # QR/barcode scanning
@@ -60,6 +60,9 @@ dependencies:
   gpx: ^2.3.0
   path_provider: ^2.1.5
   share_plus: ^12.0.1
+  material_symbols_icons: ^4.2906.0
+  web: ^1.1.1
+  flutter_svg: ^2.0.10+1
 
 dev_dependencies:
   flutter_test:
@@ -87,6 +90,7 @@ flutter:
 
   assets:
     - assets/images/
+    - assets/icons/
 
 flutter_launcher_icons:
   android: true

test/services/line_of_sight_service_test.dart

@@ -0,0 +1,74 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:latlong2/latlong.dart';
+import 'package:meshcore_open/services/line_of_sight_service.dart';
+
+void main() {
+  List<LatLng> makePoints(int count) {
+    return List<LatLng>.generate(count, (i) => LatLng(0, i * 0.00001));
+  }
+
+  test('computeFromElevations reports clear LOS on flat terrain', () {
+    final points = makePoints(21);
+    final elevations = List<double>.filled(points.length, 100);
+
+    final result = LineOfSightService.computeFromElevations(
+      points: points,
+      elevations: elevations,
+      startAntennaHeightMeters: 2,
+      endAntennaHeightMeters: 2,
+      kFactor: 4.0 / 3.0,
+    );
+
+    expect(result.hasData, isTrue);
+    expect(result.isClear, isTrue);
+    expect(result.maxObstructionMeters, equals(0));
+    expect(result.firstObstructionDistanceMeters, isNull);
+  });
+
+  test(
+    'computeFromElevations reports blocked LOS with central obstruction',
+    () {
+      final points = makePoints(21);
+      final elevations = List<double>.filled(points.length, 100);
+      elevations[10] = 300;
+
+      final result = LineOfSightService.computeFromElevations(
+        points: points,
+        elevations: elevations,
+        startAntennaHeightMeters: 1.5,
+        endAntennaHeightMeters: 1.5,
+        kFactor: 4.0 / 3.0,
+      );
+
+      expect(result.hasData, isTrue);
+      expect(result.isClear, isFalse);
+      expect(result.maxObstructionMeters, greaterThan(0));
+      expect(result.firstObstructionDistanceMeters, isNotNull);
+    },
+  );
+
+  test('analyzePath summarizes clear and blocked segments', () async {
+    final service = LineOfSightService(
+      elevationDataSource: (points) async {
+        final elevations = List<double?>.filled(points.length, 100);
+        if (points.first.longitude > 0.00005) {
+          elevations[elevations.length ~/ 2] = 300;
+        }
+        return elevations;
+      },
+    );
+
+    final path = [
+      const LatLng(0, 0),
+      const LatLng(0, 0.0001),
+      const LatLng(0, 0.0002),
+    ];
+
+    final result = await service.analyzePath(path);
+
+    expect(result.segments.length, 2);
+    expect(result.clearSegments, 1);
+    expect(result.blockedSegments, 1);
+    expect(result.unknownSegments, 0);
+  });
+}

test/utils/battery_utils_test.dart

@@ -0,0 +1,23 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:meshcore_open/utils/battery_utils.dart';
+
+void main() {
+  group('battery utils', () {
+    test('nmc range maps 3.0V to 0% and 4.2V to 100%', () {
+      expect(estimateBatteryPercentFromVolts(3.0, 'nmc'), 0);
+      expect(estimateBatteryPercentFromVolts(4.2, 'nmc'), 100);
+    });
+
+    test('lifepo4 range maps 2.6V to 0% and 3.65V to 100%', () {
+      expect(estimateBatteryPercentFromVolts(2.6, 'lifepo4'), 0);
+      expect(estimateBatteryPercentFromVolts(3.65, 'lifepo4'), 100);
+    });
+
+    test('unknown chemistry falls back to nmc mapping', () {
+      expect(
+        estimateBatteryPercentFromMillivolts(3600, 'unknown'),
+        estimateBatteryPercentFromMillivolts(3600, 'nmc'),
+      );
+    });
+  });
+}