diff --git a/UI/UI_Idle.c b/UI/UI_Idle.c
index a56d18b..dda0187 100644
--- a/UI/UI_Idle.c
+++ b/UI/UI_Idle.c
@@ -109,7 +109,7 @@ extern bool InModeFlag;
 extern int16_t MIC_VOL_MAP[10];
 extern int8_t delta;
 extern STRING_MIDI USE_MIDI;
-void LoadConfig()
+void LoadConfig(void)
 {
     SendProgramChangeMidiEvent(0,Timbre_index[mGuiData[GUI_TIMBRE_SELECT].Current]);
 
diff --git a/UI/UI_Restore.c b/UI/UI_Restore.c
index a2fe8fe..634dd45 100644
--- a/UI/UI_Restore.c
+++ b/UI/UI_Restore.c
@@ -38,12 +38,12 @@ void UI_Restore_Select_Init(void)
 	UI_ClearFocus();
 	LCD_FillByColor(0, 0, 240, 320, UI0902_BG_COLOR);
 	UI_DrawSubPageHeader((const uint8_t *)"\xBB\xD6\xB8\xB4\xB3\xF6\xB3\xA7\xC9\xE8\xD6\xC3");
-	/* 确认 */
+	/* 确 认（稿面字间空格） */
 	UI_Restore_DrawButton(UI0902_RESTORE_BTN_Y0, UI0902_ROW_BG,
-	                      (const uint8_t *)"\xC8\xB7\xC8\xCF");
-	/* 取消（主色，稿面默认安全项） */
+	                      (const uint8_t *)"\xC8\xB7\x20\xC8\xCF");
+	/* 取 消（主色，稿面默认安全项） */
 	UI_Restore_DrawButton(UI0902_RESTORE_BTN_Y1, COLOR_GRAD_MID,
-	                      (const uint8_t *)"\xC8\xA1\xCF\xFB");
+	                      (const uint8_t *)"\xC8\xA1\x20\xCF\xFB");
 	pCurrentTouch_Area = Touch_Restore_Areas;
 }
 
diff --git a/UI/UI_global.c b/UI/UI_global.c
index f357e2e..9ca147a 100644
--- a/UI/UI_global.c
+++ b/UI/UI_global.c
@@ -1041,69 +1041,46 @@ void RefreshSystemSetting(uint8_t last_data,const LEBEL_UI *UI,GUI_SWITCH * Grou
 {
 	Draw_System_Item_List(UI,Group);
 }
-void RestoreSetting()
+
+/* 将自动关机索引应用到运行时计数器 */
+static void ApplyAutoCloseIndex(uint16_t idx)
 {
-  uint8_t new_trans;
-  NvmParam_Type * nvm = drv_nvm_param_ptr();
-  //last_value = mGuiData[GUI_TRANSPOSE].Current;
-  mGuiData[GUI_TRANSPOSE].Current = 0;
-  new_trans = mGuiData[GUI_TRANSPOSE].Current;
-  if(nvm->param.Transpose != mGuiData[GUI_TRANSPOSE].Current)
-  {
-          nvm->param.Transpose = mGuiData[GUI_TRANSPOSE].Current;
-  }
-//	delta = new_trans - last_value;
-//	USE_MIDI.Midi_1 += delta;
-//	USE_MIDI.Midi_2 += delta;
-//	USE_MIDI.Midi_3 += delta;
-//	USE_MIDI.Midi_4 += delta;
-//	USE_MIDI.Midi_5 += delta;
-//	USE_MIDI.Midi_6 += delta;
-//	mGuiData[GUI_SPEED].Current = 78;
-//	AutoBandTop1_ChangeBPM(mGuiData[GUI_SPEED].Current);
-  if(nvm->param.BPM != mGuiData[GUI_SPEED].Current)
-  {
-          nvm->param.BPM = mGuiData[GUI_SPEED].Current;
-  }
-  mGuiData[GUI_TIMBRE_SELECT].Current = 0;
-  SendProgramChangeMidiEvent(0,Timbre_index[mGuiData[GUI_TIMBRE_SELECT].Current]);
-  if(nvm->param.Timbre != mGuiData[GUI_TIMBRE_SELECT].Current)
-  {
-          nvm->param.Timbre = mGuiData[GUI_TIMBRE_SELECT].Current;
-  }
-  mGuiData[GUI_PLAY_SECTION].Current = 0;
-  //AutoBandTop1_SetRunVar(mGuiData[GUI_PLAY_SECTION].Current);
-  ParamGuiData[SONG_MODE_PARAM].Current = 0;
-  ParamGuiData[EXPRESS_MODE_PARAM].Current = 0;
-  ParamGuiData[ALL_MODE_PARAM].Current = 0;
-  faders[0].val = 7;
-  uint8_t val_127 = (faders[0].val * 127) / 10;
-  SendVolumeChangeMidiEvent(1,val_127);
-  SendVolumeChangeMidiEvent(2,val_127);
-  SendVolumeChangeMidiEvent(3,val_127);
-  SendVolumeChangeMidiEvent(4,val_127);
-  SendVolumeChangeMidiEvent(5,val_127);
-  SendVolumeChangeMidiEvent(6,val_127);
-  SendVolumeChangeMidiEvent(7,val_127);
-  SendVolumeChangeMidiEvent(8,val_127);
-  SendVolumeChangeMidiEvent(9,val_127);
-  SendVolumeChangeMidiEvent(10,val_127);
-  SendVolumeChangeMidiEvent(11,val_127);
-  SendVolumeChangeMidiEvent(12,val_127);
-  SendVolumeChangeMidiEvent(13,val_127);
-  SendVolumeChangeMidiEvent(14,val_127);
-  SendVolumeChangeMidiEvent(15,val_127);
-  faders[1].val = 7;
-  uint8_t Str_val_127 = (faders[1].val * 127) / 10;
-  SendVolumeChangeMidiEvent(0,Str_val_127);
-  faders[2].val = 7;
-  AW816_Set_Volume(MIC_VOL_MAP[faders[2].val]);
-  faders[3].val = 7;
-  AW816_Set_Reverb(faders[3].val * 10);
-  mGuiData_SystemSETTING[GUI_BLUETOOTH_SW].Current = 1;
-  mGuiData[GUI_BL_SW].Current = 1;
-  BSP_BlueToothPowerEnable (mGuiData_SystemSETTING[GUI_BLUETOOTH_SW].Current);
-  mGuiData_SystemSETTING[GUI_AUTOCLOSE].Current = 1;
+	AutoCloseFlag = true;
+	switch (idx)
+	{
+		case 0: AutoCloseTime = 5;  mAutoPowerOffCount = (uint16_t)(AutoCloseTime * 60); break;
+		case 1: AutoCloseTime = 15; mAutoPowerOffCount = (uint16_t)(AutoCloseTime * 60); break;
+		case 2: AutoCloseTime = 30; mAutoPowerOffCount = (uint16_t)(AutoCloseTime * 60); break;
+		case 3: AutoCloseTime = 0;  AutoCloseFlag = false; break;
+		default:
+			AutoCloseTime = 15;
+			mAutoPowerOffCount = (uint16_t)(AutoCloseTime * 60);
+			break;
+	}
+}
+
+void RestoreSetting(void)
+{
+	NvmParam_Type *nvm = drv_nvm_param_ptr();
+
+	/* 写入出厂静态参数到 RAM，并同步 GUI / 推子 */
+	drv_nvm_load_default_calibration_static_value(nvm, 1);
+
+	mGuiData[GUI_PLAY_SECTION].Current = 0;
+
+	mGuiData_SystemSETTING[GUI_BLUETOOTH_SW].Current = 1;
+	mGuiData[GUI_BL_SW].Current = 1;
+	BSP_BlueToothPowerEnable(1);
+
+	ApplyAutoCloseIndex(mGuiData_SystemSETTING[GUI_AUTOCLOSE].Current);
+
+	/* 音色 / 音量 / 混响等到 DSP */
+	LoadConfig();
+	AutoBandTop1_ChangeBPM((int)mGuiData[GUI_SPEED].Current);
+
+	/* 持久化到内部 Flash */
+	drv_nvm_save_to_flash();
+	LOG_I("NVM", "factory restore applied and saved");
 }
 void Draw_System_Item_List(const LEBEL_UI *UI, GUI_SWITCH *Group)
 {
@@ -1137,7 +1114,8 @@ void Draw_System_Item_List(const LEBEL_UI *UI, GUI_SWITCH *Group)
 	switch(Group->Id)
 	{
 	  case GUI_VERSION:
-		 LCD_WR_PIC_FROM_FLASH_Trans(UI->x+12, UI->y + (UI->h - 18) / 2, 19, 18, UI0902_ICON_SYS_VERSION_ADDR);
+		 /* 0902-07：芯片图标（系统设置图标-10） */
+		 LCD_WR_PIC_FROM_FLASH_Trans(UI->x+12, UI->y + (UI->h - 19) / 2, 20, 19, UI0902_ICON_SYS_LANG_ADDR);
 		 sprintf (Info, "%d.%d.%d", Version[0], Version[1],Version[2]);
 		 /* 0902-07：右侧凹槽版本框 */
 		 LCD_FillRoundRect(UI->x + 148, UI->y + (UI->h - 22) / 2, 54, 22, 4, UI0902_BG_COLOR);
@@ -1157,12 +1135,13 @@ void Draw_System_Item_List(const LEBEL_UI *UI, GUI_SWITCH *Group)
 		 mGuiData[GUI_BL_SW].Current = Group->Current;
 	 break;
 	 case GUI_AUTOCLOSE:
-		 LCD_WR_PIC_FROM_FLASH_Trans(UI->x+7, UI->y + (UI->h - 34) / 2, 33, 34, UI0902_ICON_SET_GEAR_ADDR);
+		 /* 0902-07：电源图标（系统设置图标-12 / ABOUT） */
+		 LCD_WR_PIC_FROM_FLASH_Trans(UI->x+12, UI->y + (UI->h - 21) / 2, 18, 21, UI0902_ICON_SYS_ABOUT_ADDR);
 		 switch(Group->Current)
 		 {
-                     case 0:AutoCloseTime = 5;mAutoPowerOffCount  = AutoCloseTime * 60;break;
-                     case 1:AutoCloseTime = 15;mAutoPowerOffCount = AutoCloseTime * 60;break;
-                     case 2:AutoCloseTime = 30;mAutoPowerOffCount = AutoCloseTime * 60;break;
+                     case 0:AutoCloseTime = 5;AutoCloseFlag = 1;mAutoPowerOffCount  = AutoCloseTime * 60;break;
+                     case 1:AutoCloseTime = 15;AutoCloseFlag = 1;mAutoPowerOffCount = AutoCloseTime * 60;break;
+                     case 2:AutoCloseTime = 30;AutoCloseFlag = 1;mAutoPowerOffCount = AutoCloseTime * 60;break;
                      case 3:AutoCloseTime = 0;AutoCloseFlag = 0;break; //never
 		 }
 		 LCD_DrawChevron_Left(val_x1 + 4, chev_cy, 5, 2, WHITE);
diff --git a/UI/UI_global.h b/UI/UI_global.h
index f3c9a16..0e0bac3 100644
--- a/UI/UI_global.h
+++ b/UI/UI_global.h
@@ -214,7 +214,7 @@ extern void label_Tab_Select_ui(const LEBEL_UI *UI, GUI_SWITCH *Group);
 extern void Refresh_SectionSelect(uint16_t last_value, const LEBEL_UI *UI, GUI_SWITCH *Group);
 extern void Refresh_TabSelect_ui(const LEBEL_UI *UI, GUI_SWITCH *Group);
 extern void RefreshSystemSetting(uint8_t last_data,const LEBEL_UI *UI,GUI_SWITCH * Group);
-extern void RestoreSetting();
+extern void RestoreSetting(void);
 extern void Draw_System_Item_List(const LEBEL_UI *UI, GUI_SWITCH *Group);
 /* 子页顶栏：左返回 + 居中标题（调音台/系统设置） */
 extern void UI_DrawSubPageHeader(const uint8_t *title_gbk);
diff --git a/UI/UI_idle.h b/UI/UI_idle.h
index f880ac1..9d3b5ad 100644
--- a/UI/UI_idle.h
+++ b/UI/UI_idle.h
@@ -12,7 +12,6 @@ extern void UI_DrawModeSelectScreen(void);
 extern void UI_ReturnToModeSelect(void);
 
 extern void IdleProcess(DisplayTaskMessage_Type xEvent);
- 
-
+extern void LoadConfig(void);
 
 #endif
diff --git a/driver/drv_nvm.c b/driver/drv_nvm.c
index be290e1..68fefd9 100644
--- a/driver/drv_nvm.c
+++ b/driver/drv_nvm.c
@@ -205,7 +205,8 @@ void drv_nvm_load_default_calibration_static_value(NvmParam_Type * pData,  uint8
     pData->param.StringVol = 7;
     pData->param.MIcVol = 7;
     pData->param.MicRev = 7;
-    pData->param.AutoCloseTime    = 0;
+    /* 与系统设置默认项一致：1 = 15分钟（设计稿 0902-07） */
+    pData->param.AutoCloseTime    = 1;
     pData->param.Transpose      = 0;
     pData->param.Param1      = 0;
     pData->param.Param2      = 0;
@@ -219,7 +220,9 @@ void drv_nvm_load_default_calibration_static_value(NvmParam_Type * pData,  uint8
   faders[1].val 								= pData->param.StringVol;
   faders[2].val 								= pData->param.MIcVol;
   faders[3].val 								= pData->param.MicRev;
-  //mGuiData_SystemSETTING[GUI_AUTOCLOSE].Current = pData->param.AutoCloseTime;
+  if (pData->param.AutoCloseTime > 3)
+    pData->param.AutoCloseTime = 1;
+  mGuiData_SystemSETTING[GUI_AUTOCLOSE].Current = pData->param.AutoCloseTime;
   ParamGuiData[SONG_MODE_PARAM].Current         = pData->param.Param1;
   ParamGuiData[EXPRESS_MODE_PARAM].Current      = pData->param.Param2;
   ParamGuiData[ALL_MODE_PARAM].Current          = pData->param.Param3;