diff --git a/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxInput_Key.c b/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxInput_Key.c
index 472896247..ced18d402 100755
--- a/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxInput_Key.c
+++ b/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxInput_Key.c
@@ -151,11 +151,11 @@ void DrvKey_Init(void)
 static UINT32 KeyTestPressCnt = 0;
 static UINT32 SendKeyCnt = 0;
 
-static UINT32 LeftKeyPressCnt = 0;
-static UINT32 LeftSendKeyCnt = 0;
+// static UINT32 LeftKeyPressCnt = 0;
+// static UINT32 LeftSendKeyCnt = 0;
 
-static UINT32 RightKeyPressCnt = 0;
-static UINT32 RightSendKeyCnt = 0;
+// static UINT32 RightKeyPressCnt = 0;
+// static UINT32 RightSendKeyCnt = 0;
 
 //static BOOL   KeyPress_Long = FALSE;
 
@@ -179,17 +179,17 @@ UINT32 DrvKey_DetNormalKey(void)
     static UINT32 cmdflag = 0;
     static UINT32 time = 0;
 
-    static UINT32 LeftCmdflag = 0;
-    static VOS_TICK LeftTtick=0;
-    static UINT32 LeftFlag = 0;
+    // static UINT32 LeftCmdflag = 0;
+    // static VOS_TICK LeftTtick=0;
+    // static UINT32 LeftFlag = 0;
     static UINT32 LeftPressFlag = 0;
-    static UINT32 LeftTime = 0;
+    // static UINT32 LeftTime = 0;
 
-    static UINT32 RightCmdflag = 0;
-    static VOS_TICK RightTtick=0;
-    static UINT32 RightFlag = 0;
-    //static UINT32 RightPressFlag = 0;
-    static UINT32 RightTime = 0;
+    // static UINT32 RightCmdflag = 0;
+    // static VOS_TICK RightTtick=0;
+    // static UINT32 RightFlag = 0;
+    // static UINT32 RightPressFlag = 0;
+    // static UINT32 RightTime = 0;
     //static UINT32 retset_cmdflag = 0;
 #if (ADC_KEY == ENABLE)
 	UINT32 uiKey1Lvl = VolDet_GetKey1Level();
@@ -282,93 +282,99 @@ UINT32 DrvKey_DetNormalKey(void)
 	if (gpio_getPin(GPIO_KEY_DOWN)) {
 		uiKeyCode |= FLGKEY_DOWN;
 	}
-
-    if(gpio_getPin(GPIO_KEY_RIGHT))
-    {
-        if(0 == RightFlag){
-            vos_perf_mark(&RightTtick);
-            RightFlag = 1;
-        }
-        RightKeyPressCnt++;
-        vos_perf_mark(&tticktmp);
-        RightTime = ((tticktmp/1000) - (RightTtick/1000));
-        if((!RightCmdflag) && (RightTime >= 5000))
-        {
-            RightCmdflag = 1;
-            sf_save_camera_info();
-            vos_perf_mark(&ttick);
-        }
-
-    }else {
-
-        if(RightKeyPressCnt && (0 == sf_get_fw_update())){
-            
-            if((++RightSendKeyCnt < SendKey_LessCnt) && (!RightCmdflag)){//shot key
-				printf("[%s:%d] RightSendKeyCnt:%d RightKeyPressCnt:%d RightTime: %dms\n", __FUNCTION__, __LINE__, RightSendKeyCnt, RightKeyPressCnt, RightTime);
-                uiKeyCode |= FLGKEY_RIGHT;
-            }else {
-                printf("[%s:%d] RightSendKeyCnt:%d RightKeyPressCnt:%d RightTime: %dms\n", __FUNCTION__, __LINE__, RightSendKeyCnt, RightKeyPressCnt, RightTime);
-				
-                RightSendKeyCnt = 0;
-                RightKeyPressCnt = 0;
-                RightFlag = 0;
-                RightTtick = 0;
-                RightCmdflag = 0;
-            }
-
-        }else{
-            RightSendKeyCnt = 0;
-            RightKeyPressCnt = 0;
-            RightFlag = 0;
-            RightTtick = 0;
-            RightCmdflag = 0;
-        }
-
-
+	if (gpio_getPin(GPIO_KEY_RIGHT)) {
+		uiKeyCode |= FLGKEY_RIGHT;
+	}
+	if (!gpio_getPin(GPIO_KEY_LEFT)) {
+		uiKeyCode |= FLGKEY_LEFT;
 	}
 
-    if(!(gpio_getPin(GPIO_KEY_LEFT)))
-    {
-        if(0 == LeftFlag){
-            vos_perf_mark(&LeftTtick);
-            LeftFlag = 1;
-        }
-        LeftKeyPressCnt++;
-        vos_perf_mark(&tticktmp);
-        LeftTime = ((tticktmp/1000) - (LeftTtick/1000));
-        if((!LeftCmdflag) && (LeftTime >= 3000))
-        {
-            LeftCmdflag = 1;
-            printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
-            Ux_PostEvent(NVTEVT_SYSTEM_SHUTDOWN, 1, APP_POWER_OFF_APO);
-        }
-    }else {
+    // if(gpio_getPin(GPIO_KEY_RIGHT))
+    // {
+    //     if(0 == RightFlag){
+    //         vos_perf_mark(&RightTtick);
+    //         RightFlag = 1;
+    //     }
+    //     RightKeyPressCnt++;
+    //     vos_perf_mark(&tticktmp);
+    //     RightTime = ((tticktmp/1000) - (RightTtick/1000));
+    //     if((!RightCmdflag) && (RightTime >= 5000))
+    //     {
+    //         RightCmdflag = 1;
+    //         sf_save_camera_info();
+    //         vos_perf_mark(&ttick);
+    //     }
 
-        if(LeftKeyPressCnt && (0 == sf_get_fw_update())){
+    // }else {
+
+    //     if(RightKeyPressCnt && (0 == sf_get_fw_update())){
             
-            if((++LeftSendKeyCnt < SendKey_LessCnt) && (!LeftCmdflag)){//shot key
-				printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
-                uiKeyCode |= FLGKEY_LEFT;
-            }else {
-                printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
+    //         if((++RightSendKeyCnt < SendKey_LessCnt) && (!RightCmdflag)){//shot key
+	// 			printf("[%s:%d] RightSendKeyCnt:%d RightKeyPressCnt:%d RightTime: %dms\n", __FUNCTION__, __LINE__, RightSendKeyCnt, RightKeyPressCnt, RightTime);
+    //             uiKeyCode |= FLGKEY_RIGHT;
+    //         }else {
+    //             printf("[%s:%d] RightSendKeyCnt:%d RightKeyPressCnt:%d RightTime: %dms\n", __FUNCTION__, __LINE__, RightSendKeyCnt, RightKeyPressCnt, RightTime);
 				
-                LeftSendKeyCnt = 0;
-                LeftKeyPressCnt = 0;
-                LeftFlag = 0;
-                LeftTtick = 0;
-                LeftCmdflag = 0;
-            }
+    //             RightSendKeyCnt = 0;
+    //             RightKeyPressCnt = 0;
+    //             RightFlag = 0;
+    //             RightTtick = 0;
+    //             RightCmdflag = 0;
+    //         }
 
-        }else{
-            LeftSendKeyCnt = 0;
-            LeftKeyPressCnt = 0;
-            LeftFlag = 0;
-            LeftTtick = 0;
-            LeftCmdflag = 0;
-        }
+    //     }else{
+    //         RightSendKeyCnt = 0;
+    //         RightKeyPressCnt = 0;
+    //         RightFlag = 0;
+    //         RightTtick = 0;
+    //         RightCmdflag = 0;
+    //     }
 
 
-	}
+	// }
+
+    // if(!(gpio_getPin(GPIO_KEY_LEFT)))
+    // {
+    //     if(0 == LeftFlag){
+    //         vos_perf_mark(&LeftTtick);
+    //         LeftFlag = 1;
+    //     }
+    //     LeftKeyPressCnt++;
+    //     vos_perf_mark(&tticktmp);
+    //     LeftTime = ((tticktmp/1000) - (LeftTtick/1000));
+    //     if((!LeftCmdflag) && (LeftTime >= 3000))
+    //     {
+    //         LeftCmdflag = 1;
+    //         printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
+    //         Ux_PostEvent(NVTEVT_SYSTEM_SHUTDOWN, 1, APP_POWER_OFF_APO);
+    //     }
+    // }else {
+
+    //     if(LeftKeyPressCnt && (0 == sf_get_fw_update())){
+            
+    //         if((++LeftSendKeyCnt < SendKey_LessCnt) && (!LeftCmdflag)){//shot key
+	// 			printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
+    //             uiKeyCode |= FLGKEY_LEFT;
+    //         }else {
+    //             printf("[%s:%d] LeftSendKeyCnt:%d LeftKeyPressCnt:%d LeftTime: %dms\n", __FUNCTION__, __LINE__, LeftSendKeyCnt, LeftKeyPressCnt, LeftTime);
+				
+    //             LeftSendKeyCnt = 0;
+    //             LeftKeyPressCnt = 0;
+    //             LeftFlag = 0;
+    //             LeftTtick = 0;
+    //             LeftCmdflag = 0;
+    //         }
+
+    //     }else{
+    //         LeftSendKeyCnt = 0;
+    //         LeftKeyPressCnt = 0;
+    //         LeftFlag = 0;
+    //         LeftTtick = 0;
+    //         LeftCmdflag = 0;
+    //     }
+
+
+	// }
 	if (gpio_getPin(GPIO_KEY_DATAREADY)) {
 		uiKeyCode |= FLGKEY_DATAREADY;
 	}
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
index b42ab92f2..eb5624e93 100755
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
@@ -4,6 +4,7 @@
 #include "UIFlowLVGL/UIFlowWrnMsg/UIFlowWrnMsgAPI.h"
 #include "UIFlowLVGL/UIFlowMenuCommonConfirm/UIFlowMenuCommonConfirmAPI.h"
 #include "UIFlowLVGL/UIFlowPassword/UIFlowPasswordEventCallback.h"
+#include "UIFlowLVGL_SPORTCAM.h"
 #include "UIFlowPhotoParams.h"
 #include "UIFlowPhotoFuncs.h"
 #include "ImageApp/ImageApp_Photo.h"
@@ -49,6 +50,8 @@ static lv_task_t* task_qview = NULL;
 static void task_selftimer_cb(lv_task_t* task);
 static void task_qview_cb(lv_task_t* task);
 static void task_update_icons_timer_cb(lv_task_t* task);
+#define LONG_PRESS_INTERVAL 500
+static unsigned long KeyLeftPressingTimeMs = 0;
 
 static BOOL g_PhotoBgInitFileSys = FALSE;
 
@@ -1437,6 +1440,11 @@ static void UIFlowPhoto_Key(lv_obj_t* obj, uint32_t key)
     #endif
 	switch(key)
 	{
+	case LV_USER_KEY_LEFT:
+	{
+		KeyLeftPressingTimeMs = 0;
+		break;
+	}
 	case LV_KEY_ENTER:
 	{
         #if HUNTING_CAMERA_MCU == ENABLE
@@ -1525,6 +1533,24 @@ void UIFlowPhoto_KeyRelease(lv_obj_t* obj, uint32_t key)
 		break;
 	}
 }
+void UIFlowPhtot_KeyLongPress(lv_obj_t* obj, uint32_t key)
+{
+	switch(key)
+	{
+	case LV_USER_KEY_LEFT:
+	{
+		KeyLeftPressingTimeMs += LONG_PRESS_INTERVAL;
+		if (3 * 1000 <= KeyLeftPressingTimeMs)
+		{
+            Ux_PostEvent(NVTEVT_SYSTEM_SHUTDOWN, 1, APP_POWER_OFF_APO);
+			KeyLeftPressingTimeMs = 0;
+		}
+		break;
+	}
+	default:
+		break;
+	}
+}
 
 void UIFlowPhotoEventCallback(lv_obj_t* obj, lv_event_t event)
 {
@@ -1564,8 +1590,6 @@ void UIFlowPhotoEventCallback(lv_obj_t* obj, lv_event_t event)
 	case LV_USER_EVENT_KEY_RELEASE:
 	{
 		uint32_t* key = (uint32_t*)lv_event_get_data();
-        printf(" ===================================== 2222 release key = %d\n", *key);
-
 		/* handle key event */
 		UIFlowPhoto_Key(obj, *key);
 
@@ -1590,13 +1614,15 @@ void UIFlowPhotoEventCallback(lv_obj_t* obj, lv_event_t event)
 
 	// 	break;
 	// }
-	// case LV_USER_EVENT_KEY_LONG_PRESS:
-	// {
-	// 	uint32_t* key = (uint32_t*)lv_event_get_data();
-	// 	UIFlowPhoto_KeyRelease(obj, *key);
+	case LV_USER_EVENT_KEY_LONG_PRESS:
+	{
+		uint32_t* key = (uint32_t*)lv_event_get_data();
+		UIFlowPhtot_KeyLongPress(obj, *key);
+		break;
+		UIFlowPhoto_KeyRelease(obj, *key);
 
-	// 	break;
-	// }
+		break;
+	}
 
 
 	/* handle nvt event except key event */