diff --git a/nanovna.h b/nanovna.h
index c4b7908..30bd4e7 100644
--- a/nanovna.h
+++ b/nanovna.h
@@ -18,7 +18,7 @@
  */
 #include "ch.h"
 
-#ifdef TINYSA_F303
+//#ifdef TINYSA_F303
 #ifdef TINYSA_F072
 #error "Remove comment for #ifdef TINYSA_F303"
 #endif
@@ -26,7 +26,7 @@
 #define TINYSA4
 #endif
 #define TINYSA4_PROTO
-#endif
+//#endif
 
 #ifdef TINYSA_F072
 #ifdef TINYSA_F303
diff --git a/ui.c b/ui.c
index 9df4471..2213175 100644
--- a/ui.c
+++ b/ui.c
@@ -3199,6 +3199,7 @@ static UI_FUNCTION_ADV_CALLBACK(menu_band_select_acb)
   active_band = data;
   setting.bands[active_band].enabled = true;
   dirty = true;
+  update_frequencies();
 //  BANDs_update();
   menu_push_submenu(menu_BAND_modify);
 }
@@ -3343,6 +3344,7 @@ static UI_FUNCTION_CALLBACK(menu_BAND_disable_cb)
   if (active_band<BANDS_MAX){
     setting.bands[active_band].enabled = false;
     dirty = true;
+    update_frequencies();
 //    BANDs_update();
     menu_move_back(false);
   }
@@ -5254,16 +5256,19 @@ set_numeric_value(void)
 #ifdef __BANDS__
   case KM_BAND_START:
     setting.bands[active_band].start = uistat.freq_value - (setting.frequency_offset - FREQUENCY_SHIFT);
+    update_frequencies();
     dirty = true;
 //    BANDs_update();
     break;
   case KM_BAND_END:
     setting.bands[active_band].end = uistat.freq_value - (setting.frequency_offset - FREQUENCY_SHIFT);
+    update_frequencies();
     dirty = true;
 //    BANDs_update();
     break;
   case KM_BAND_LEVEL:
     setting.bands[active_band].level = to_dBm(uistat.value);
+    update_frequencies();
     dirty = true;
 //    BANDs_update();
     break;
diff --git a/vna_browser.c b/vna_browser.c
index fc07995..f66f65c 100644
--- a/vna_browser.c
+++ b/vna_browser.c
@@ -182,6 +182,8 @@ finish3:
       setting.bands[count].enabled = false;
       count++;
     }
+    dirty = true;
+    update_frequencies();
     break;
   }
 #endif