diff --git a/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c b/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
index e75b8d901..a8c9f6249 100755
--- a/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
+++ b/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
@@ -44,6 +44,7 @@ SF_THREAD_S MMCMonitorTskCfg =
 };
 
 #define MIN_DISK_FREE_SIZE_MB 300
+#define MIN_FREE_SIZE_MB 30
 
 
 SF_ST_MMC_DEV *sf_mmc_dev[MMC_DEV_MAX_NUM] = {NULL};
@@ -140,7 +141,7 @@ static UINT32 SF_StrgSpaceCheckFull(MMC_DEV_TYPE mmc_dev)
 	}
     diskFree = diskFree/1024/1024;
     
-    if(diskFree < MIN_DISK_FREE_SIZE_MB) /* 30MB */
+    if(diskFree < (puiPara->SdLoopSwitch == 1 ? MIN_DISK_FREE_SIZE_MB : MIN_FREE_SIZE_MB)) /* 30MB OR 300MB */
     {
         ret = 1;
     }
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 e4792ea55..021acc7a9 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
@@ -58,24 +58,11 @@ static BOOL sf_is_4g_module_usb_update_file_exist(UINT8 *updateFname)
     struct dirent *ptr = NULL;
 	UIMenuStoreInfo *puiPara = sf_app_ui_para_get();
 
-	UINT32 dcf_handle = (UINT32)System_Get_DCF_Handle(); /* 0:emmc 1:sd */
-	char font = System_Get_DCF_Disk_Drive(dcf_handle) == 'B' ? 'B' : 'A';
-	if (font == 'B')// emmc
-	{
-		dirp=opendir((char *)"/mnt/sd2/");
-	}
-	else
-	{
-		dirp=opendir((char *)"/mnt/sd/");
-	}
-	//char *strg_path = sf_get_root_path();
-	//printf("[%s:%d]path: %s\n", __FUNCTION__, __LINE__, strg_path);
-	//if(strg_path == NULL)
-	//{
-	//	free(strg_path);
-	//	return FALSE;
-	//}
-
+	//UINT32 dcf_handle = (UINT32)System_Get_DCF_Handle(); /* 0:emmc 1:sd */
+	//char font = System_Get_DCF_Disk_Drive(dcf_handle) == 'B' ? 'B' : 'A';
+	
+	dirp=opendir((char *)"/mnt/sd2/");
+	
 	if (dirp != NULL)
 	{
 		//printf("[%s:%d] opendir success\n", __FUNCTION__, __LINE__);
@@ -90,18 +77,11 @@ static BOOL sf_is_4g_module_usb_update_file_exist(UINT8 *updateFname)
 				//printf("ptr->d_name: %s, puiPara->ModuleVer: %s\n", ptr->d_name, puiPara->ModuleVer);
                 if(strncmp(ptr->d_name, puiPara->ModuleVer, 6) == 0)
                 {
-					if (font == 'B')// emmc
-					{
-						sprintf((char*)updateFname, "%s%s", "/mnt/sd2/", ptr->d_name);
-					}
-					else
-					{
-						sprintf((char*)updateFname, "%s%s", "/mnt/sd/", ptr->d_name);
-					}
+					sprintf((char*)updateFname, "%s%s", "/mnt/sd2/", ptr->d_name);
                     //sprintf((char*)updateFname, "%s%s", strg_path, ptr->d_name);
                     closedir(dirp);
 					//free(strg_path);
-                    printf("[%s:%d] success strg_path:%s\n", __FUNCTION__, __LINE__, updateFname);
+                    printf("[%s:%d] success emmc strg_path:%s\n", __FUNCTION__, __LINE__, updateFname);
                     return TRUE;
                 }
             }
@@ -111,6 +91,30 @@ static BOOL sf_is_4g_module_usb_update_file_exist(UINT8 *updateFname)
             }
         }
     }
+	
+	dirp=opendir((char *)"/mnt/sd/");
+	if (dirp != NULL)
+	{
+		while ((ptr=readdir(dirp)) != NULL)
+		{
+			if(strcmp(ptr->d_name,".")==0 || strcmp(ptr->d_name,"..")==0)    ///current dir OR parrent dir
+				continue;
+			else if(ptr->d_type == 4)    ///dir
+			{
+				if(strncmp(ptr->d_name, puiPara->ModuleVer, 6) == 0)
+				{
+					sprintf((char*)updateFname, "%s%s", "/mnt/sd/", ptr->d_name);
+					closedir(dirp);
+					printf("[%s:%d] success sd card strg_path:%s\n", __FUNCTION__, __LINE__, updateFname);
+					return TRUE;
+				}
+			}
+			else
+			{
+				continue;
+			}
+		}
+	}
     
     closedir(dirp);
 	//free(strg_path);
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 a9aafb0b7..c2c47f429 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
@@ -1254,7 +1254,7 @@ static void UIFlowPhoto_OnExeCaptureStart(lv_obj_t* obj)
 {
     if (FlowPhoto_IsStorageErr() == TRUE) {
         DBG_ERR("UIFlowPhoto_OnKeyShutter2: storage err!\r\n");
-        return;
+//        return;
     }
 
 	switch (gPhotoData.State) {