diff --git a/code/application/source/sf_app/code/source/4gMng/sf_sms.c b/code/application/source/sf_app/code/source/4gMng/sf_sms.c
index 095a57e0b..f9d5496a7 100644
--- a/code/application/source/sf_app/code/source/4gMng/sf_sms.c
+++ b/code/application/source/sf_app/code/source/4gMng/sf_sms.c
@@ -2520,6 +2520,8 @@ SINT32 sf_power_off_check_format_sd(void)
 SINT32 sf_power_off_check_sd(void)
 {
     UIMenuStoreInfo *puiPara = sf_app_ui_para_get();
+	SF_STORE_ATTR_S storeattrs = {0};
+
 	/********************  SD cycle  *************************/
 	if((sf_in_card_exist() && (sf_is_card())) || (sf_get_mode_flag() == 1))
 	{
@@ -2528,7 +2530,9 @@ SINT32 sf_power_off_check_sd(void)
 		
 		if((puiPara->SdLoopSwitch) && (!sf_get_mode_flag()))
 		{
-			sf_sd_loopremove(SF_DCIM_DIR);   
+            sf_sd_info_get(&storeattrs);
+            if((storeattrs.SDStatus == 0) &  (storeattrs.SDFree < SDLOOP_REMAIN_SPACE))
+                sf_sd_loopremove(SF_DCIM_DIR);   
 		}
 
 		if(sf_in_card_exist())
diff --git a/code/application/source/sf_app/code/source/storeMng/sf_storeMng.c b/code/application/source/sf_app/code/source/storeMng/sf_storeMng.c
index 28b36dfd8..f50c0481a 100644
--- a/code/application/source/sf_app/code/source/storeMng/sf_storeMng.c
+++ b/code/application/source/sf_app/code/source/storeMng/sf_storeMng.c
@@ -279,12 +279,12 @@ SINT32 sf_sd_loopremove(const char *path)
 						
 						if(strstr(filetype, SF_DCF_EXT_MOV))
 						{	
-							sprintf(fname, "%sW%s%s.JPG",SF_SEND_LIST_DIR, filedir, filenum);
+							/*sprintf(fname, "%sW%s%s.JPG",SF_SEND_LIST_DIR, filedir, filenum);
 							if(SF_SUCCESS == sd_file_Isexsit(fname))
 							{
 								sf_file_remove(fname);
 								MLOGD("Will Delete video sub   File Name:%s\n", fname);
-							}
+							}*/
 							sprintf(fname, "%sS%s%s.JPG", SF_SEND_LIST_DIR,filedir, filenum);
 							if(SF_SUCCESS == sd_file_Isexsit(fname))
 							{