diff --git a/radio/src/audio.cpp b/radio/src/audio.cpp
index bbe59ff34..fb8714fda 100644
--- a/radio/src/audio.cpp
+++ b/radio/src/audio.cpp
@@ -303,7 +303,7 @@ char * getModelAudioPath(char * path)
 {
   strcpy(path, SOUNDS_PATH "/");
   strncpy(path+SOUNDS_PATH_LNG_OFS, currentLanguagePack->id, 2);
-  char * result = strcat_currentmodelname(path+sizeof(SOUNDS_PATH));
+  char * result = strcat_currentmodelname(path+sizeof(SOUNDS_PATH), 0);
   *result++ = '/';
   *result = '\0';
   return result;
diff --git a/radio/src/gui/colorlcd/draw_functions.cpp b/radio/src/gui/colorlcd/draw_functions.cpp
index 82536ddde..148b2ae9a 100644
--- a/radio/src/gui/colorlcd/draw_functions.cpp
+++ b/radio/src/gui/colorlcd/draw_functions.cpp
@@ -504,15 +504,15 @@ void drawHexNumber(BitmapBuffer * dc, coord_t x, coord_t y, uint32_t val, LcdFla
   }
 }
 
-void drawTextLines(BitmapBuffer * dc, coord_t left, coord_t top, coord_t width, coord_t height, char * str, LcdFlags flags)
+void drawTextLines(BitmapBuffer * dc, coord_t left, coord_t top, coord_t width, coord_t height, const char * str, LcdFlags flags)
 {
   coord_t x = left;
   coord_t y = top;
   coord_t line = getFontHeight(flags & 0xFFFF);
   coord_t space = getTextWidth(" ", 1, flags);
   coord_t word;
-  char * eos = str + strlen(str);
-  char * nxt;
+  const char * eos = str + strlen(str);
+  const char * nxt;
   
   while (str < eos) {
     nxt = strstr(str, " ");
diff --git a/radio/src/gui/colorlcd/draw_functions.h b/radio/src/gui/colorlcd/draw_functions.h
index 802310be2..3262bdcf8 100644
--- a/radio/src/gui/colorlcd/draw_functions.h
+++ b/radio/src/gui/colorlcd/draw_functions.h
@@ -72,7 +72,7 @@ void drawGPSPosition(BitmapBuffer * dc, coord_t x, coord_t y, int32_t longitude,
 void drawDate(BitmapBuffer * dc, coord_t x, coord_t y, TelemetryItem & telemetryItem, LcdFlags flags = 0);
 void drawValueWithUnit(BitmapBuffer * dc, coord_t x, coord_t y, int val, uint8_t unit, LcdFlags flags = 0);
 void drawHexNumber(BitmapBuffer * dc, coord_t x, coord_t y, uint32_t val, LcdFlags flags = 0);
-void drawTextLines(BitmapBuffer * dc, coord_t left, coord_t top, coord_t width, coord_t height, char * str, LcdFlags flags);
+void drawTextLines(BitmapBuffer * dc, coord_t left, coord_t top, coord_t width, coord_t height, const char * str, LcdFlags flags);
 inline void drawChn(BitmapBuffer * dc, coord_t x, coord_t y, uint8_t idx, LcdFlags flags)
 {
   drawSource(dc, x, y, MIXSRC_CH1 + idx - 1, flags);
diff --git a/radio/src/gui/colorlcd/model_mixes.cpp b/radio/src/gui/colorlcd/model_mixes.cpp
index 65a4e82b8..9541b6c46 100644
--- a/radio/src/gui/colorlcd/model_mixes.cpp
+++ b/radio/src/gui/colorlcd/model_mixes.cpp
@@ -26,6 +26,7 @@
 #include "model_inputs.h"
 #include "gvar_numberedit.h"
 #include "model_curves.h"
+#include "dataconstants.h"
 
 
 #define SET_DIRTY()     storageDirty(EE_MODEL)
@@ -383,7 +384,7 @@ void ModelMixesPage::build(FormWindow * window, int8_t focusMixIndex)
   int mixIndex = 0;
   MixData * mix = g_model.mixData;
   for (uint8_t ch = 0; ch < MAX_OUTPUT_CHANNELS; ch++) {
-    if (mixIndex < MAX_MIXERS && mix->srcRaw > 0 && mix->destCh == ch) {
+    if (mixIndex < MAX_MIXERS && mix->destCh == ch) {
 
       coord_t h = grid.getWindowHeight();
       auto txt = new MixLineTitle(window, grid.getLabelSlot(),
@@ -391,7 +392,9 @@ void ModelMixesPage::build(FormWindow * window, int8_t focusMixIndex)
                                   BUTTON_BACKGROUND, COLOR_THEME_PRIMARY1 | CENTERED);
 
       uint8_t count = 0;
-      while (mixIndex < MAX_MIXERS && mix->srcRaw > 0 && mix->destCh == ch) {
+      while (mixIndex < MAX_MIXERS && mix->destCh == ch) {
+        // First mix cannot be empty
+        if(!mixIndex && !mix->srcRaw)  break;
         Button * button = new MixLineButton(window, grid.getFieldSlot(), mixIndex);
         button->setPressHandler([=]() -> uint8_t {
           button->bringToTop();
diff --git a/radio/src/gui/colorlcd/model_setup.cpp b/radio/src/gui/colorlcd/model_setup.cpp
index f601fb88b..a5aea3cf7 100644
--- a/radio/src/gui/colorlcd/model_setup.cpp
+++ b/radio/src/gui/colorlcd/model_setup.cpp
@@ -592,6 +592,9 @@ class TrainerModuleWindow  : public FormGroup {
         new Choice(this, grid.getFieldSlot(3, 2), STR_PPM_POL, 0, 1, GET_SET_DEFAULT(g_model.trainerData.pulsePol ));
         grid.nextLine();
       }
+#if defined(PCBNV14)
+      new StaticText(this, grid.getLabelSlot(true) );
+#endif  
       getParent()->moveWindowsTop(top() + 1, adjustHeight());
     }
 
@@ -1432,8 +1435,89 @@ void ModelSetupPage::build(FormWindow * window)
       }
     }
     grid.addWindow(group);
+
+    // Pots and sliders warning
+#if NUM_POTS + NUM_SLIDERS 
+    {
+      new StaticText(window, grid.getLabelSlot(true), STR_POTWARNINGSTATE);
+      new Choice(window, grid.getFieldSlot(), {"OFF", "ON", "AUTO"}, 0, 2,
+                 GET_SET_DEFAULT(g_model.potsWarnMode));
+      grid.nextLine();
+
+#if (NUM_POTS) 
+      {
+        new StaticText(window, grid.getLabelSlot(true), STR_POTWARNING);
+        auto group =
+            new FormGroup(window, grid.getFieldSlot(),
+                          FORM_BORDER_FOCUS_ONLY | PAINT_CHILDREN_FIRST);
+        GridLayout centerGrid(group);
+        for (int i = POT_FIRST, j = 0; i <= POT_LAST; i++) {
+          char s[8];
+          if ((IS_POT(i) || IS_POT_MULTIPOS(i))) {
+            if (j > 0 && ((j % 4) == 0)) centerGrid.nextLine();
+
+            auto button = new TextButton(
+                group, centerGrid.getSlot(4, j % 4),
+                getStringAtIndex(s, STR_VSRCRAW, i + 1), nullptr,
+                OPAQUE | ((g_model.potsWarnEnabled & (1 << j)) ? BUTTON_CHECKED
+                                                               : 0));
+            button->setPressHandler([button, j] {
+              g_model.potsWarnEnabled ^= (1 << j);
+              if ((g_model.potsWarnMode == POTS_WARN_MANUAL) &&
+                  (g_model.potsWarnEnabled & (1 << j))) {
+                SAVE_POT_POSITION(j);
+              }
+              button->check(g_model.potsWarnEnabled & (1 << j));
+              SET_DIRTY();
+              return (g_model.potsWarnEnabled & (1 << j));
+            });
+            j++;
+          }
+        }
+        grid.addWindow(group);
+      }
+#endif      
+
+#if (NUM_SLIDERS) 
+      {
+        new StaticText(window, grid.getLabelSlot(true), STR_SLIDERWARNING);
+        auto group =
+            new FormGroup(window, grid.getFieldSlot(),
+                          FORM_BORDER_FOCUS_ONLY | PAINT_CHILDREN_FIRST);
+        GridLayout centerGrid(group);
+        for (int i = SLIDER_FIRST, j = 0; i <= SLIDER_LAST; i++) {
+          char s[8];
+          if ((IS_SLIDER(i))) {
+            if (j > 0 && ((j % 4) == 0)) centerGrid.nextLine();
+
+            auto *button = new TextButton(
+                group, centerGrid.getSlot(4, j % 4),
+                getStringAtIndex(s, STR_VSRCRAW, i + 1), nullptr,
+                OPAQUE | ((g_model.potsWarnEnabled & (1 << (j + NUM_POTS)))
+                              ? BUTTON_CHECKED
+                              : 0));
+            button->setPressHandler([button, j] {
+              g_model.potsWarnEnabled ^= (1 << (j + NUM_POTS));
+              if ((g_model.potsWarnMode == POTS_WARN_MANUAL) &&
+                  (g_model.potsWarnEnabled & (1 << (j + NUM_POTS)))) {
+                SAVE_POT_POSITION(j + NUM_POTS);
+              }
+              button->check(g_model.potsWarnEnabled & (1 << (j + NUM_POTS)));
+              SET_DIRTY();
+              return (g_model.potsWarnEnabled & (1 << (j + NUM_POTS)));
+            });
+            j++;
+          }
+        }
+        grid.addWindow(group);
+      }
+#endif
+    }
+  #endif
   }
 
+  grid.nextLine();
+
   // Center beeps
   {
     new StaticText(window, grid.getLabelSlot(false), STR_BEEPCTR, 0, COLOR_THEME_PRIMARY1);
@@ -1484,9 +1568,6 @@ void ModelSetupPage::build(FormWindow * window)
     grid.addWindow(new TrainerModuleWindow(window, {0, grid.getWindowHeight(), LCD_W, 0}));
   }
 
-#if defined(PCBNV14)
-  grid.nextLine();
-#endif  
 
   window->setInnerHeight(grid.getWindowHeight());
 }
diff --git a/radio/src/gui/colorlcd/switch_warn_dialog.cpp b/radio/src/gui/colorlcd/switch_warn_dialog.cpp
index 3c28e7c0d..1520b8298 100644
--- a/radio/src/gui/colorlcd/switch_warn_dialog.cpp
+++ b/radio/src/gui/colorlcd/switch_warn_dialog.cpp
@@ -42,7 +42,7 @@ bool SwitchWarnDialog::warningInactive()
       if (!IS_POT_SLIDER_AVAILABLE(POT1 + i)) {
         continue;
       }
-      if (!(g_model.potsWarnEnabled & (1 << i)) && (abs(g_model.potsWarnPosition[i] - GET_LOWRES_POT_POSITION(i)) > 1)) {
+      if ( (g_model.potsWarnEnabled & (1 << i)) && (abs(g_model.potsWarnPosition[i] - GET_LOWRES_POT_POSITION(i)) > 1)) {
         warn = true;
         bad_pots |= (1 << i);
       }
@@ -80,11 +80,11 @@ void SwitchWarnDialog::paint(BitmapBuffer * dc)
       unsigned int state = ((g_model.switchWarningState >> (3 * i)) & 0x07);
       if (state && state - 1 != ((switches_states >> (i * 2)) & 0x03)) {
         if (y < LCD_H) {
-          x = drawSwitch(dc, x, y, SWSRC_FIRST_SWITCH + i * 3 + state - 1, FONT(BOLD));
+          x = drawSwitch(dc, x, y, SWSRC_FIRST_SWITCH + i * 3 + state - 1, COLOR_THEME_PRIMARY1 | FONT(BOLD));
           x += 5;
         }
         else {
-          dc->drawText(x, y, "...", FONT(BOLD));
+          dc->drawText(x, y, "...", COLOR_THEME_PRIMARY1 | FONT(BOLD));
           break;
         }
       }
@@ -92,22 +92,24 @@ void SwitchWarnDialog::paint(BitmapBuffer * dc)
   }
 
   if (g_model.potsWarnMode) {
+    x = ALERT_MESSAGE_LEFT;
+    y += 20;
     for (int i = 0; i < NUM_POTS + NUM_SLIDERS; i++) {
       if (!IS_POT_SLIDER_AVAILABLE(POT1 + i)) {
         continue;
       }
-      if (!(g_model.potsWarnEnabled & (1 << i))) {
+      if ( (g_model.potsWarnEnabled & (1 << i))) {
         if (abs(g_model.potsWarnPosition[i] - GET_LOWRES_POT_POSITION(i)) > 1) {
           if (y < LCD_H) {
             char s[8];
             // TODO add an helper
             strncpy(s, &STR_VSRCRAW[1 + (NUM_STICKS + 1 + i) * STR_VSRCRAW[0]], STR_VSRCRAW[0]);
             s[int(STR_VSRCRAW[0])] = '\0';
-            dc->drawText(x, y, s, COLOR_THEME_WARNING | FONT(XL));
-            y += 35;
+            dc->drawText(x, y, s, COLOR_THEME_PRIMARY1 | FONT(BOLD));
+            x += 40;
           }
           else {
-            dc->drawText(x, y, "...", COLOR_THEME_WARNING | FONT(XL));
+            dc->drawText(x, y, "...", COLOR_THEME_PRIMARY1 | FONT(BOLD));
           }
         }
       }
diff --git a/radio/src/gui/colorlcd/theme.h b/radio/src/gui/colorlcd/theme.h
index 9645a3084..58e262424 100644
--- a/radio/src/gui/colorlcd/theme.h
+++ b/radio/src/gui/colorlcd/theme.h
@@ -75,7 +75,7 @@ class OpenTxTheme: public Theme
 
     void init() const;
 
-    virtual void update() const
+    virtual void update(bool reload = true) const
     {
     }
 
diff --git a/radio/src/gui/colorlcd/themes/480_default.cpp b/radio/src/gui/colorlcd/themes/480_default.cpp
index 8a09c1eda..234372c8b 100644
--- a/radio/src/gui/colorlcd/themes/480_default.cpp
+++ b/radio/src/gui/colorlcd/themes/480_default.cpp
@@ -57,85 +57,92 @@ class Theme480: public OpenTxTheme
       lcdColorTable[CUSTOM_COLOR_INDEX] = RGB(170, 85, 0);
     }
 
-    void loadMenuIcon(uint8_t index, const uint8_t * lbm) const
+    void loadMenuIcon(uint8_t index, const uint8_t * lbm, bool reload) const
     {
-      BitmapBuffer * mask = BitmapBuffer::load8bitMask(lbm);
-      if (mask) {
-        delete iconMask[index];
-        iconMask[index] = mask;
+      BitmapBuffer * mask;
+      
+      if (reload) {
+        mask = BitmapBuffer::load8bitMask(lbm);
+        if (mask) {
+          delete iconMask[index];
+          iconMask[index] = mask;
 
-        delete menuIconNormal[index];
-        menuIconNormal[index] = new BitmapBuffer(BMP_RGB565, mask->width(), mask->height());
-        if (menuIconNormal[index]) {
-          menuIconNormal[index]->clear(COLOR_THEME_SECONDARY1);
-          menuIconNormal[index]->drawMask(0, 0, mask, COLOR_THEME_PRIMARY2);
-        }
+          delete menuIconNormal[index];
+          menuIconNormal[index] = new BitmapBuffer(BMP_RGB565, mask->width(), mask->height());
 
-        delete menuIconSelected[index];
-        menuIconSelected[index] = new BitmapBuffer(BMP_RGB565, mask->width(), mask->height());
-        if (menuIconSelected[index]) {
-          menuIconSelected[index]->clear(COLOR_THEME_FOCUS);
-          menuIconSelected[index]->drawMask(0, 0, mask, COLOR_THEME_PRIMARY2);
+          delete menuIconSelected[index];
+          menuIconSelected[index] = new BitmapBuffer(BMP_RGB565, mask->width(), mask->height());
         }
+      } else
+        mask = iconMask[index];
+      
+      if (menuIconNormal[index]) {
+        menuIconNormal[index]->clear(COLOR_THEME_SECONDARY1);
+        menuIconNormal[index]->drawMask(0, 0, mask, COLOR_THEME_PRIMARY2);
+      }
+  
+      if (menuIconSelected[index]) {
+        menuIconSelected[index]->clear(COLOR_THEME_FOCUS);
+        menuIconSelected[index]->drawMask(0, 0, mask, COLOR_THEME_PRIMARY2);
       }
     }
 
-    void loadIcons() const
+    void loadIcons(bool reload) const
     {
 #if defined(LOG_TELEMETRY) || !defined(WATCHDOG)
-      loadMenuIcon(ICON_OPENTX, mask_opentx_testmode);
+      loadMenuIcon(ICON_OPENTX, mask_opentx_testmode, reload);
 #else
-      loadMenuIcon(ICON_OPENTX, mask_edgetx);
+      loadMenuIcon(ICON_OPENTX, mask_edgetx, reload);
 #endif
 #if defined(HARDWARE_TOUCH) //TODO: get rid of, and use a real hitbox instead...
-      loadMenuIcon(ICON_NEXT, mask_next);
-      loadMenuIcon(ICON_BACK, mask_back);
+      loadMenuIcon(ICON_NEXT, mask_next, reload);
+      loadMenuIcon(ICON_BACK, mask_back, reload);
 #endif
-      loadMenuIcon(ICON_RADIO, mask_menu_radio);
-      loadMenuIcon(ICON_RADIO_SETUP, mask_radio_setup);
-      loadMenuIcon(ICON_RADIO_SD_MANAGER, mask_radio_sd_browser);
-      loadMenuIcon(ICON_RADIO_TOOLS, mask_radio_tools);
-      //loadMenuIcon(ICON_RADIO_SPECTRUM_ANALYSER, mask_radio_spectrum_analyser);
-      loadMenuIcon(ICON_RADIO_GLOBAL_FUNCTIONS, mask_radio_global_functions);
-      loadMenuIcon(ICON_RADIO_TRAINER, mask_radio_trainer);
-      loadMenuIcon(ICON_RADIO_HARDWARE, mask_radio_hardware);
-      loadMenuIcon(ICON_RADIO_CALIBRATION, mask_radio_calibration);
-      loadMenuIcon(ICON_RADIO_VERSION, mask_radio_version);
-      loadMenuIcon(ICON_MODEL, mask_menu_model);
-      loadMenuIcon(ICON_MODEL_SETUP, mask_model_setup);
-      loadMenuIcon(ICON_MODEL_HELI, mask_model_heli);
-      loadMenuIcon(ICON_MODEL_FLIGHT_MODES, mask_model_flight_modes);
-      loadMenuIcon(ICON_MODEL_INPUTS, mask_model_inputs);
-      loadMenuIcon(ICON_MODEL_MIXER, mask_model_mixer);
-      loadMenuIcon(ICON_MODEL_NOTES, mask_menu_notes);
-      loadMenuIcon(ICON_MODEL_OUTPUTS, mask_model_outputs);
-      loadMenuIcon(ICON_MODEL_CURVES, mask_model_curves);
-      loadMenuIcon(ICON_MODEL_GVARS, mask_model_gvars);
-      loadMenuIcon(ICON_MODEL_LOGICAL_SWITCHES, mask_model_logical_switches);
-      loadMenuIcon(ICON_MODEL_SPECIAL_FUNCTIONS, mask_model_special_functions);
-      loadMenuIcon(ICON_MODEL_LUA_SCRIPTS, mask_model_lua_scripts);
-      loadMenuIcon(ICON_MODEL_TELEMETRY, mask_model_telemetry);
-      loadMenuIcon(ICON_MODEL_SELECT, mask_menu_model_select);
-      loadMenuIcon(ICON_MODEL_SELECT_CATEGORY, mask_model_select_category);
-      loadMenuIcon(ICON_STATS, mask_menu_stats);
-      loadMenuIcon(ICON_STATS_THROTTLE_GRAPH, mask_stats_throttle_graph);
-      loadMenuIcon(ICON_STATS_TIMERS, mask_stats_timers);
-      loadMenuIcon(ICON_STATS_ANALOGS, mask_stats_analogs);
-      loadMenuIcon(ICON_STATS_DEBUG, mask_stats_debug);
-      loadMenuIcon(ICON_THEME, mask_menu_theme);
-      loadMenuIcon(ICON_THEME_SETUP, mask_theme_setup);
-      loadMenuIcon(ICON_THEME_VIEW1, mask_theme_view1);
-      loadMenuIcon(ICON_THEME_VIEW2, mask_theme_view2);
-      loadMenuIcon(ICON_THEME_VIEW3, mask_theme_view3);
-      loadMenuIcon(ICON_THEME_VIEW4, mask_theme_view4);
-      loadMenuIcon(ICON_THEME_VIEW5, mask_theme_view5);
-      loadMenuIcon(ICON_THEME_ADD_VIEW, mask_theme_add_view);
-      loadMenuIcon(ICON_MONITOR, mask_monitor);
-      loadMenuIcon(ICON_MONITOR_CHANNELS1, mask_monitor_channels1);
-      loadMenuIcon(ICON_MONITOR_CHANNELS2, mask_monitor_channels2);
-      loadMenuIcon(ICON_MONITOR_CHANNELS3, mask_monitor_channels3);
-      loadMenuIcon(ICON_MONITOR_CHANNELS4, mask_monitor_channels4);
-      loadMenuIcon(ICON_MONITOR_LOGICAL_SWITCHES, mask_monitor_logsw);
+      loadMenuIcon(ICON_RADIO, mask_menu_radio, reload);
+      loadMenuIcon(ICON_RADIO_SETUP, mask_radio_setup, reload);
+      loadMenuIcon(ICON_RADIO_SD_MANAGER, mask_radio_sd_browser, reload);
+      loadMenuIcon(ICON_RADIO_TOOLS, mask_radio_tools, reload);
+      //loadMenuIcon(ICON_RADIO_SPECTRUM_ANALYSER, mask_radio_spectrum_analyser, reload);
+      loadMenuIcon(ICON_RADIO_GLOBAL_FUNCTIONS, mask_radio_global_functions, reload);
+      loadMenuIcon(ICON_RADIO_TRAINER, mask_radio_trainer, reload);
+      loadMenuIcon(ICON_RADIO_HARDWARE, mask_radio_hardware, reload);
+      loadMenuIcon(ICON_RADIO_CALIBRATION, mask_radio_calibration, reload);
+      loadMenuIcon(ICON_RADIO_VERSION, mask_radio_version, reload);
+      loadMenuIcon(ICON_MODEL, mask_menu_model, reload);
+      loadMenuIcon(ICON_MODEL_SETUP, mask_model_setup, reload);
+      loadMenuIcon(ICON_MODEL_HELI, mask_model_heli, reload);
+      loadMenuIcon(ICON_MODEL_FLIGHT_MODES, mask_model_flight_modes, reload);
+      loadMenuIcon(ICON_MODEL_INPUTS, mask_model_inputs, reload);
+      loadMenuIcon(ICON_MODEL_MIXER, mask_model_mixer, reload);
+      loadMenuIcon(ICON_MODEL_NOTES, mask_menu_notes, reload);
+      loadMenuIcon(ICON_MODEL_OUTPUTS, mask_model_outputs, reload);
+      loadMenuIcon(ICON_MODEL_CURVES, mask_model_curves, reload);
+      loadMenuIcon(ICON_MODEL_GVARS, mask_model_gvars, reload);
+      loadMenuIcon(ICON_MODEL_LOGICAL_SWITCHES, mask_model_logical_switches, reload);
+      loadMenuIcon(ICON_MODEL_SPECIAL_FUNCTIONS, mask_model_special_functions, reload);
+      loadMenuIcon(ICON_MODEL_LUA_SCRIPTS, mask_model_lua_scripts, reload);
+      loadMenuIcon(ICON_MODEL_TELEMETRY, mask_model_telemetry, reload);
+      loadMenuIcon(ICON_MODEL_SELECT, mask_menu_model_select, reload);
+      loadMenuIcon(ICON_MODEL_SELECT_CATEGORY, mask_model_select_category, reload);
+      loadMenuIcon(ICON_STATS, mask_menu_stats, reload);
+      loadMenuIcon(ICON_STATS_THROTTLE_GRAPH, mask_stats_throttle_graph, reload);
+      loadMenuIcon(ICON_STATS_TIMERS, mask_stats_timers, reload);
+      loadMenuIcon(ICON_STATS_ANALOGS, mask_stats_analogs, reload);
+      loadMenuIcon(ICON_STATS_DEBUG, mask_stats_debug, reload);
+      loadMenuIcon(ICON_THEME, mask_menu_theme, reload);
+      loadMenuIcon(ICON_THEME_SETUP, mask_theme_setup, reload);
+      loadMenuIcon(ICON_THEME_VIEW1, mask_theme_view1, reload);
+      loadMenuIcon(ICON_THEME_VIEW2, mask_theme_view2, reload);
+      loadMenuIcon(ICON_THEME_VIEW3, mask_theme_view3, reload);
+      loadMenuIcon(ICON_THEME_VIEW4, mask_theme_view4, reload);
+      loadMenuIcon(ICON_THEME_VIEW5, mask_theme_view5, reload);
+      loadMenuIcon(ICON_THEME_ADD_VIEW, mask_theme_add_view, reload);
+      loadMenuIcon(ICON_MONITOR, mask_monitor, reload);
+      loadMenuIcon(ICON_MONITOR_CHANNELS1, mask_monitor_channels1, reload);
+      loadMenuIcon(ICON_MONITOR_CHANNELS2, mask_monitor_channels2, reload);
+      loadMenuIcon(ICON_MONITOR_CHANNELS3, mask_monitor_channels3, reload);
+      loadMenuIcon(ICON_MONITOR_CHANNELS4, mask_monitor_channels4, reload);
+      loadMenuIcon(ICON_MONITOR_LOGICAL_SWITCHES, mask_monitor_logsw, reload);
 
       BitmapBuffer * background = BitmapBuffer::load8bitMask(mask_currentmenu_bg);
       BitmapBuffer * shadow = BitmapBuffer::load8bitMask(mask_currentmenu_shadow);
@@ -280,10 +287,11 @@ class Theme480: public OpenTxTheme
       update();
     }
 
-    void update() const override
+    void update(bool reload = true) const override
     {
-      loadIcons();
-      loadThemeBitmaps();
+      loadIcons(reload);
+      if (reload)
+        loadThemeBitmaps();
     }
 
     void drawBackground(BitmapBuffer * dc) const override
diff --git a/radio/src/gui/colorlcd/themes/flysky.cpp b/radio/src/gui/colorlcd/themes/flysky.cpp
index cb5a8de55..9f91eca05 100644
--- a/radio/src/gui/colorlcd/themes/flysky.cpp
+++ b/radio/src/gui/colorlcd/themes/flysky.cpp
@@ -278,7 +278,7 @@ class FlyskyTheme: public OpenTxTheme
       update();
     }
 
-    virtual void update() const override
+    virtual void update(bool reload = true) const override
     {
       TRACE("TODO THEME::UPDATE()");
 
diff --git a/radio/src/gui/colorlcd/view_text.cpp b/radio/src/gui/colorlcd/view_text.cpp
index 68e8e02cd..4c8fedc1c 100644
--- a/radio/src/gui/colorlcd/view_text.cpp
+++ b/radio/src/gui/colorlcd/view_text.cpp
@@ -428,15 +428,57 @@ void ViewTextWindow::drawVerticalScrollbar(BitmapBuffer *dc)
 
 #include "datastructs.h"
 
+static void replaceSpaceWithUnderscore(std::string& name)
+{
+  size_t index;
+  do {
+    index = name.find(' ');
+    if(index != std::string::npos)
+      name[index] = '_';
+  } while (index != std::string::npos);
+}
+
+bool openNotes(const char buf[], std::string modelNotesName)
+{
+  if(isFileAvailable(modelNotesName.c_str())) { 
+    new ViewTextWindow(std::string(buf), modelNotesName, ICON_MODEL);  
+    return true;
+   } else {
+     return false;
+   }  
+}
 void readModelNotes()
 {
+  bool notesFound = false;
   LED_ERROR_BEGIN();
 
   std::string modelNotesName(g_model.header.name);
   modelNotesName.append(TEXT_EXT);
   const char buf[] = {MODELS_PATH};
   f_chdir((TCHAR*)buf);
-  new ViewTextWindow(std::string(buf), modelNotesName, ICON_MODEL);
+
+  notesFound = openNotes(buf, modelNotesName);
+  if(!notesFound) {
+    replaceSpaceWithUnderscore(modelNotesName);
+    notesFound = openNotes(buf, modelNotesName);
+  }
+
+#if !defined(EEPROM) 
+  if(!notesFound) {   
+    modelNotesName.assign(g_eeGeneral.currModelFilename);
+    size_t index = modelNotesName.find(".bin");
+    if(index != std::string::npos)
+    {
+      modelNotesName.erase(index);
+      modelNotesName.append(TEXT_EXT);
+      notesFound = openNotes(buf, modelNotesName);
+    }
+    if(!notesFound) {
+      replaceSpaceWithUnderscore(modelNotesName);
+      notesFound = openNotes(buf, modelNotesName);
+    }
+  }
+#endif
 
   LED_ERROR_END();
 }
\ No newline at end of file
diff --git a/radio/src/gui/gui_common.cpp b/radio/src/gui/gui_common.cpp
index 4c15aecfa..969e0e623 100644
--- a/radio/src/gui/gui_common.cpp
+++ b/radio/src/gui/gui_common.cpp
@@ -830,7 +830,13 @@ bool isTrainerModeAvailable(int mode)
 bool modelHasNotes()
 {
   char filename[sizeof(MODELS_PATH)+1+sizeof(g_model.header.name)+sizeof(TEXT_EXT)] = MODELS_PATH "/";
-  char *buf = strcat_currentmodelname(&filename[sizeof(MODELS_PATH)]);
+  char *buf = strcat_currentmodelname(&filename[sizeof(MODELS_PATH)], 0);
+  strcpy(buf, TEXT_EXT);
+  if (isFileAvailable(filename)) {
+    return true;
+  }
+
+  buf = strcat_currentmodelname(&filename[sizeof(MODELS_PATH)], ' ');
   strcpy(buf, TEXT_EXT);
   if (isFileAvailable(filename)) {
     return true;
diff --git a/radio/src/lua/api_colorlcd.cpp b/radio/src/lua/api_colorlcd.cpp
index b15adbceb..5213ac6cf 100644
--- a/radio/src/lua/api_colorlcd.cpp
+++ b/radio/src/lua/api_colorlcd.cpp
@@ -289,6 +289,41 @@ static int luaLcdSizeText(lua_State *L)
   return 2;
 }
 
+/*luadoc
+@function lcd.drawTextLines(x, y, w, h, text [, flags])
+
+Draw text inside rectangle (x,y,w,h) with line breaks
+
+@param x,y (positive numbers) starting coordinate
+
+@param w,h (positive numbers) width and height of bounding rectangle
+
+@param text (string) text to display
+
+@param flags (optional) please see [Lcd functions overview](../lcd-functions-less-than-greater-than-luadoc-begin-lcd/lcd_functions-overview.html) for drawing flags and colors, and [Appendix](../../part_vii_-_appendix/fonts.md) for available characters in each font set. INVERS and BLINK are not implemented.
+
+@status current Introduced in 2.5.0
+*/
+static int luaLcdDrawTextLines(lua_State *L)
+{
+  if (!luaLcdAllowed || !luaLcdBuffer)
+    return 0;
+
+  int x = luaL_checkinteger(L, 1);
+  int y = luaL_checkinteger(L, 2);
+  int w = luaL_checkinteger(L, 3);
+  int h = luaL_checkinteger(L, 4);
+  const char * s = luaL_checkstring(L, 5);
+  LcdFlags flags = luaL_optunsigned(L, 6, 0);
+  
+  // apply text offsets, needed to align 2.4.x to 2.3.x font baselines
+  x += getTextHorizontalOffset(flags);
+  y += getTextVerticalOffset(flags);
+  
+  drawTextLines(luaLcdBuffer, x, y, w, h, s, flags);
+  return 0;
+}
+
 /*luadoc
 @function lcd.drawTimer(x, y, value [, flags [, inversColor]])
 
@@ -726,11 +761,12 @@ Please notice that changing theme colors affects not only other Lua widgets, but
 static int luaLcdSetColor(lua_State *L)
 {
   unsigned int index = COLOR_VAL(luaL_checkunsigned(L, 1));
-  LcdFlags flags = luaL_checkunsigned(L, 2);
+  uint16_t color = COLOR_VAL(flagsRGB(luaL_checkunsigned(L, 2)));
 
-  if (index < LCD_COLOR_COUNT) {
-    lcdColorTable[index] = COLOR_VAL(flagsRGB(flags));
-    OpenTxTheme::instance()->update();
+  if (index < LCD_COLOR_COUNT && lcdColorTable[index] != color) {
+    lcdColorTable[index] = color;
+    if (index != CUSTOM_COLOR_INDEX)
+      OpenTxTheme::instance()->update(false);
   }
   return 0;
 }
@@ -1158,6 +1194,7 @@ const luaL_Reg lcdLib[] = {
   { "drawRectangle", luaLcdDrawRectangle },
   { "drawFilledRectangle", luaLcdDrawFilledRectangle },
   { "drawText", luaLcdDrawText },
+  { "drawTextLines", luaLcdDrawTextLines },
   { "sizeText", luaLcdSizeText },
   { "drawTimer", luaLcdDrawTimer },
   { "drawNumber", luaLcdDrawNumber },
diff --git a/radio/src/mixer.cpp b/radio/src/mixer.cpp
index 118305c4a..1960c4bba 100644
--- a/radio/src/mixer.cpp
+++ b/radio/src/mixer.cpp
@@ -648,7 +648,11 @@ void evalFlightModeMixes(uint8_t mode, uint8_t tick10ms)
       MixData * md = mixAddress(i);
 
       if (md->srcRaw == 0)
+#if defined(COLORLCD)
+        continue;
+#else
         break;
+#endif
 
       mixsrc_t stickIndex = md->srcRaw - MIXSRC_Rud;
 
diff --git a/radio/src/opentx.h b/radio/src/opentx.h
index 26b7cfe05..1da964969 100644
--- a/radio/src/opentx.h
+++ b/radio/src/opentx.h
@@ -1182,13 +1182,13 @@ extern ReusableBuffer reusableBuffer;
 uint8_t zlen(const char *str, uint8_t size);
 bool zexist(const char *str, uint8_t size);
 unsigned int effectiveLen(const char * str, unsigned int size);
-char * strcat_zchar(char *dest, const char *name, uint8_t size, const char *defaultName=nullptr, uint8_t defaultNameSize=0, uint8_t defaultIdx=0);
-#define strcatFlightmodeName(dest, idx) strcat_zchar(dest, g_model.flightModeData[idx].name, LEN_FLIGHT_MODE_NAME, STR_FM, PSIZE(TR_FM), idx+1)
+char * strcat_zchar(char *dest, const char *name, uint8_t size, const char spaceSym = 0, const char *defaultName=nullptr, uint8_t defaultNameSize=0, uint8_t defaultIdx=0);
+#define strcatFlightmodeName(dest, idx) strcat_zchar(dest, g_model.flightModeData[idx].name, LEN_FLIGHT_MODE_NAME, 0, STR_FM, PSIZE(TR_FM), idx+1)
 #if defined(EEPROM)
-#define strcat_modelname(dest, idx) strcat_zchar(dest, modelHeaders[idx].name, LEN_MODEL_NAME, STR_MODEL, PSIZE(TR_MODEL), idx+1)
-#define strcat_currentmodelname(dest) strcat_modelname(dest, g_eeGeneral.currModel)
+#define strcat_modelname(dest, idx) strcat_zchar(dest, modelHeaders[idx].name, LEN_MODEL_NAME, 0, STR_MODEL, PSIZE(TR_MODEL), idx+1)
+#define strcat_currentmodelname(dest, foo) strcat_modelname(dest, g_eeGeneral.currModel)
 #else
-#define strcat_currentmodelname(dest) strcat_zchar(dest, g_model.header.name, LEN_MODEL_NAME)
+#define strcat_currentmodelname(dest, spaceSym) strcat_zchar(dest, g_model.header.name, LEN_MODEL_NAME, spaceSym)
 #endif
 #define ZLEN(s) zlen(s, sizeof(s))
 #define ZEXIST(s) zexist(s, sizeof(s))
diff --git a/radio/src/strhelpers.cpp b/radio/src/strhelpers.cpp
index f5d1d5917..33541282b 100644
--- a/radio/src/strhelpers.cpp
+++ b/radio/src/strhelpers.cpp
@@ -128,7 +128,7 @@ uint8_t zlen(const char * str, uint8_t size)
   return 0;
 }
 
-char * strcat_zchar(char * dest, const char * name, uint8_t size, const char * defaultName, uint8_t defaultNameSize, uint8_t defaultIdx)
+char * strcat_zchar(char * dest, const char * name, uint8_t size, const char spaceSym, const char * defaultName, uint8_t defaultNameSize, uint8_t defaultIdx)
 {
   int8_t len = 0;
 
@@ -142,7 +142,7 @@ char * strcat_zchar(char * dest, const char * name, uint8_t size, const char * d
       if (!len && dest[i])
         len = i+1;
       if (len) {
-        if (!dest[i])
+        if (dest[i] == spaceSym)
           dest[i] = '_';
       }
       i--;
diff --git a/radio/src/targets/nv14/board.h b/radio/src/targets/nv14/board.h
index 3209b7270..c08564422 100644
--- a/radio/src/targets/nv14/board.h
+++ b/radio/src/targets/nv14/board.h
@@ -309,6 +309,9 @@ enum Analogs {
   NUM_ANALOGS
 };
 
+#define SLIDER_FIRST  0
+#define SLIDER_LAST  -1
+
 #define DEFAULT_POTS_CONFIG (POT_WITHOUT_DETENT << 0) + (POT_WITHOUT_DETENT << 2) // 2 pots without detent
 
 enum CalibratedAnalogs {
diff --git a/radio/src/thirdparty/libopenui b/radio/src/thirdparty/libopenui
index 88ff6b8e7..4d9234835 160000
--- a/radio/src/thirdparty/libopenui
+++ b/radio/src/thirdparty/libopenui
@@ -1 +1 @@
-Subproject commit 88ff6b8e7152537804497f86202a2b92c17187ad
+Subproject commit 4d9234835a4735ab1ff274f3bbdcb59efe8c4e7a