diff --git a/update.sh b/update.sh
index 49597e3..63548cd 100644
--- a/update.sh
+++ b/update.sh
@@ -424,7 +424,7 @@ fi
 #Service
 sudo cat > /lib/systemd/system/proxy.service <<- "EOF"
 [Unit]
-Description= Proxy Service 
+Description=ADN_HOTSPOT_PROXY 
 After=multi-user.target
 
 [Service]
@@ -443,7 +443,7 @@ EOF
 #########
 sudo cat > /lib/systemd/system/adn-server.service <<- "EOF"
 [Unit]
-Description=FreeDmr
+Description=ADN_SERVER
 After=multi-user.target
 
 [Service]
@@ -463,7 +463,7 @@ EOF
 ###
 sudo cat > /lib/systemd/system/adn-parrot.service <<- "EOF"
 [Unit]
-Description=Freedmr Parrot
+Description=ADN_PARROT
 After=network-online.target syslog.target
 Wants=network-online.target
 
@@ -509,15 +509,38 @@ if [ "$(ls -A "/opt/ADN-DMR-Peer-Server/data/")" ]; then
 fi
 sudo chmod -R +x /opt/ADN-DMR-Peer-Server/*
 sudo chmod -R 777 /opt/ADN-DMR-Peer-Server/*
-if [ -f "/etc/os-release" ]; then
-    source /etc/os-release
 
-    if [ "$VERSION_ID" == "12" ]; then
-        /usr/bin/python3 -m pip install --break-system-packages -r requirements.txt
+# === INSTALAR PAQUETES NECESARIOS ===
+apps="sudo curl git make build-essential libusb-1.0-0-dev python3 python3-pip libi2c-dev i2c-tools lm-sensors wget \
+python3-dev python3-venv libffi-dev libssl-dev cargo pkg-config sed libmariadb-dev zip unzip rrdtool openssl \
+wavemon gcc g++ cmake libasound2-dev libudev-dev gpsd libgps-dev gpsd-clients gpsd-tools chrony \
+libsamplerate0-dev ffmpeg php-sqlite3"
+
+check_and_install() {
+    app=$1
+    if ! dpkg -s "$app" 2>/dev/null | grep -q "Status: install ok installed"; then
+        echo "$app no está instalado. Instalando..."
+        apt-get install -y "$app" || true
+        if dpkg -s "$app" 2>/dev/null | grep -q "Status: install ok installed"; then
+            echo "$app instalado correctamente."
+        else
+            echo "No se pudo instalar $app. Continuando..."
+        fi
     else
-        /usr/bin/python3 -m pip install --upgrade -r requirements.txt
+        echo "$app ya está instalado."
     fi
+}
+
+for app in $apps; do
+    check_and_install "$app"
+done
+
+if grep -q "VERSION_ID=\"1[23]\"" /etc/os-release; then
+    /usr/bin/python3 -m pip install --break-system-packages -r requirements.txt
+else
+    /usr/bin/python3 -m pip install --upgrade -r requirements.txt
 fi
+
 ####
 cp /opt/ADN-DMR-Peer-Server/config/ADN-SAMPLE.cfg  /opt/ADN-DMR-Peer-Server/config/adn.cfg
 sudo sed -i "s|SERVER_ID:.*|SERVER_ID: $SERVER_ID|g" /opt/ADN-DMR-Peer-Server/config/adn.cfg