diff --git a/code/application/source/cardv/SrcCode/Mode/UIModePhoto.c b/code/application/source/cardv/SrcCode/Mode/UIModePhoto.c
index 33fad98f9..a1809ba38 100755
--- a/code/application/source/cardv/SrcCode/Mode/UIModePhoto.c
+++ b/code/application/source/cardv/SrcCode/Mode/UIModePhoto.c
@@ -2,7 +2,9 @@
 #include "PrjInc.h"
 
 #include "Mode/UIModePhoto.h"
-
+#if HUNTING_CAMERA_MCU == ENABLE
+#include "sf_common.h"
+#endif
 #if(WIFI_FUNC==ENABLE)
 #include "UIModeWifi.h"
 #endif
@@ -58,6 +60,10 @@ void ModePhoto_Open(void)
         }
 	}
 #endif
+
+    #if HUNTING_CAMERA_MCU == ENABLE
+    sf_mem_free();
+    #endif
 #endif
 }
 void ModePhoto_Close(void)
diff --git a/code/application/source/cardv/SrcCode/System/SysMain_Exe.c b/code/application/source/cardv/SrcCode/System/SysMain_Exe.c
index 604baf7fa..15cdfc886 100755
--- a/code/application/source/cardv/SrcCode/System/SysMain_Exe.c
+++ b/code/application/source/cardv/SrcCode/System/SysMain_Exe.c
@@ -409,10 +409,7 @@ INT32 System_OnBoot(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
     }
     #endif
     #if HUNTING_CAMERA_MCU == ENABLE
-    printf("[%s]:%d sf s\n", __FUNCTION__, __LINE__);
-    system("sync");
-    system("echo 3 >/proc/sys/vm/drop_caches");
-    printf("[%s]:%d sf e\n", __FUNCTION__, __LINE__);
+    sf_mem_free();
     #endif
 	return NVTEVT_CONSUME;
 }
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/UIFlowMenuCommonItemEventCallback.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/UIFlowMenuCommonItemEventCallback.c
index a0aef5332..5bc06161c 100755
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/UIFlowMenuCommonItemEventCallback.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/UIFlowMenuCommonItemEventCallback.c
@@ -949,12 +949,7 @@ static void UIFlowMenuCommonItem_ScrOpen(lv_obj_t* obj)
 	gMenuLuck = MENU_UNLUCK;
     #if HUNTING_CAMERA_MCU == ENABLE
     sf_set_menu_open(TRUE);
-
-    printf("[%s]:%d sf s\n", __FUNCTION__, __LINE__);
-    system("sync");
-    system("echo 3 >/proc/sys/vm/drop_caches");
-    printf("[%s]:%d sf e\n", __FUNCTION__, __LINE__);
-
+    sf_mem_free();
     #endif
 
 }
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 b56488920..199e95c93 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
@@ -1797,6 +1797,7 @@ void UIFlowPhoto_UpdateInfo(lv_obj_t* obj, const LV_USER_EVENT_NVTMSG_DATA* msg)
             {
                 sf_wifi_server_stop_shoot_respond(0);
             }
+            sf_mem_free();
         }
         #if HUNTING_CAMERA_MCU == ENABLE
         sf_set_cap_statu(FALSE);
diff --git a/code/lib/source/sifar/code/include/sf_common.h b/code/lib/source/sifar/code/include/sf_common.h
index 45c796223..9a89bcc59 100755
--- a/code/lib/source/sifar/code/include/sf_common.h
+++ b/code/lib/source/sifar/code/include/sf_common.h
@@ -204,4 +204,5 @@ UINT8 sf_get_net_generation(void);
 void sf_set_net_generation(UINT8 value);
 UINT32 sf_cardv_load_menu_info_start(void);
 BOOL sf_vos_perf_list_dump(unsigned char argc, char **argv);
+void sf_mem_free(void);
 #endif
diff --git a/code/lib/source/sifar/code/source/common/sf_common.c b/code/lib/source/sifar/code/source/common/sf_common.c
index 9933b4dce..c5c78bdd1 100755
--- a/code/lib/source/sifar/code/source/common/sf_common.c
+++ b/code/lib/source/sifar/code/source/common/sf_common.c
@@ -3498,4 +3498,12 @@ BOOL sf_vos_perf_list_dump(unsigned char argc, char **argv)
     sleep(1);
     system("dmesg");
 	return TRUE;
-}
\ No newline at end of file
+}
+
+void sf_mem_free(void)
+{
+    printf("[%s]:%d sf s\n", __FUNCTION__, __LINE__);
+    system("sync");
+    system("echo 3 >/proc/sys/vm/drop_caches");
+    printf("[%s]:%d sf e\n", __FUNCTION__, __LINE__);
+}