🐛 Fix back button (#24694)

Marlin/src/inc/Conditionals_post.h

   #define HAS_ROTARY_ENCODER 1
 #endif
 
-#if DISABLED(DISABLE_ENCODER) && ANY(HAS_ROTARY_ENCODER, HAS_ADC_BUTTONS) && ANY(TFT_CLASSIC_UI, TFT_COLOR_UI)
-  #define HAS_BACK_ITEM 1
-#endif
-
 #if PIN_EXISTS(SAFE_POWER) && DISABLED(DISABLE_DRIVER_SAFE_POWER_PROTECT)
   #define HAS_DRIVER_SAFE_POWER_PROTECT 1
 #endif

Marlin/src/lcd/menu/menu_item.h

 
 // Predefined menu item types //
 
-#if HAS_BACK_ITEM
+#if DISABLED(DISABLE_ENCODER)
   #define BACK_ITEM_F(FLABEL)                            MENU_ITEM_F(back, FLABEL)
   #define BACK_ITEM(LABEL)                                 MENU_ITEM(back, LABEL)
 #else

Marlin/src/lcd/menu/menu_main.cpp

 
 #endif // CUSTOM_MENU_MAIN
 
+#if ENABLED(ADVANCED_PAUSE_FEATURE)
+  // This menu item is last with an encoder. Otherwise, somewhere in the middle.
+  #if E_STEPPERS == 1 && DISABLED(FILAMENT_LOAD_UNLOAD_GCODES)
+    #define FILAMENT_CHANGE_ITEM() YESNO_ITEM(MSG_FILAMENTCHANGE, menu_change_filament, nullptr, \
+                                    GET_TEXT_F(MSG_FILAMENTCHANGE), (const char *)nullptr, F("?"))
+  #else
+    #define FILAMENT_CHANGE_ITEM() SUBMENU(MSG_FILAMENTCHANGE, menu_change_filament)
+  #endif
+#endif
+
 void menu_main() {
   const bool busy = printingIsActive()
     #if ENABLED(SDSUPPORT)
     SUBMENU(MSG_MOTION, menu_motion);
   }
 
+  #if BOTH(ADVANCED_PAUSE_FEATURE, DISABLE_ENCODER)
+    FILAMENT_CHANGE_ITEM();
+  #endif
+
   #if HAS_CUTTER
     SUBMENU(MSG_CUTTER(MENU), STICKY_SCREEN(menu_spindle_laser));
   #endif
     SUBMENU(MSG_TEMPERATURE, menu_temperature);
   #endif
 
-  #if ENABLED(ADVANCED_PAUSE_FEATURE)
-    #if E_STEPPERS == 1 && DISABLED(FILAMENT_LOAD_UNLOAD_GCODES)
-      YESNO_ITEM(MSG_FILAMENTCHANGE,
-        menu_change_filament, nullptr,
-        GET_TEXT_F(MSG_FILAMENTCHANGE), (const char *)nullptr, F("?")
-      );
-    #else
-      SUBMENU(MSG_FILAMENTCHANGE, menu_change_filament);
-    #endif
-  #endif
-
   #if HAS_POWER_MONITOR
     SUBMENU(MSG_POWER_MONITOR, menu_power_monitor);
   #endif
     });
   #endif
 
+  #if ENABLED(ADVANCED_PAUSE_FEATURE) && DISABLED(DISABLE_ENCODER)
+    FILAMENT_CHANGE_ITEM();
+  #endif
+
   END_MENU();
 }