diff --git a/code/application/source/cardv/SrcCode/System/SysMain_cmd.c b/code/application/source/cardv/SrcCode/System/SysMain_cmd.c
index a51fcdbcb..2748365f5 100755
--- a/code/application/source/cardv/SrcCode/System/SysMain_cmd.c
+++ b/code/application/source/cardv/SrcCode/System/SysMain_cmd.c
@@ -283,6 +283,7 @@ SXCMD_ITEM("blusw %", cmd_blu_switch, "blusw 0/1")
 SXCMD_ITEM("wifisw %", cmd_wifi_switch, "wifisw 0/1")
 SXCMD_ITEM("lcdbk %", sf_set_backlight_status, "lcdbk 0/1")
 SXCMD_ITEM("sfdump %", sf_vos_perf_list_dump, "sfdump")
+SXCMD_ITEM("sdfilesw %", sf_cmd_sd_file_switch, "sdfilesw")
 #endif
 
 #if FS_MULTI_STRG_FUNC /* test cmd */
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
index 095b78367..448516d31 100755
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
@@ -2374,6 +2374,7 @@ void sf_power_on_para_check_init(void)
     }
     else if(PowerOnMode == PWR_ON_GPRS_INIT)
     {
+        puiPara->SdFileSwitch = 0;
         puiPara->NetWorkNeedSearch = 0;
     }
     else if(PowerOnMode == PWR_ON_TIME_SYNC)
@@ -2387,7 +2388,7 @@ void sf_power_on_para_check_init(void)
         puiPara->NetWorkNeedSearch = 0;
     }
     
-	printf("PowerOnMode=%d NeedTimeSyncStartUp=%d NetWorkNeedSearch:%d\n", PowerOnMode, puiPara->NeedTimeSyncStartUp, puiPara->NetWorkNeedSearch);
+	printf("PowerOnMode=%d NeedTimeSyncStartUp=%d NetWorkNeedSearch:%d SdFileSwitch:%d\n", PowerOnMode, puiPara->NeedTimeSyncStartUp, puiPara->NetWorkNeedSearch, puiPara->SdFileSwitch);
 	if(puiPara->Multishot != SysGetFlag(FL_CONTINUE_SHOT))
 	{
 		SysSetFlag(FL_CONTINUE_SHOT, puiPara->Multishot);
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 129e0ac2d..facf454fa 100755
--- a/code/application/source/sf_app/code/source/4gMng/sf_sms.c
+++ b/code/application/source/sf_app/code/source/4gMng/sf_sms.c
@@ -2796,6 +2796,7 @@ SINT32 sf_power_off_check_sd_fail(void)
     SINT32 ret = 1;
     UIMenuStoreInfo *puiPara = sf_app_ui_para_get();
     SF_STARTUP_TYPE_E startup = sf_poweron_type_get();
+    MLOGD("start SdFileSwitch:%d SdFailCount:%d signalready:%d siminsert:%d sf_app_while_flag:%d\n",puiPara->SdFileSwitch,puiPara->SdFailCount, sf_get_signal_ready_flag(), sf_get_sim_insert(), sf_app_while_flag());
     if((!puiPara->SdFileSwitch) && (3 == puiPara->SdFailCount) && ((startup == SF_MCU_STARTUP_TIMELAPSE) || (startup == SF_MCU_STARTUP_PIR) || (startup == SF_MCU_STARTUP_BATCH_SEND)))
     {
         if((!sf_get_signal_ready_flag()) && (sf_get_sim_insert()) && (sf_app_while_flag()) && (puiPara->GprsSwitch))
diff --git a/code/application/source/sf_app/code/source/paramMng/sf_param_common.c b/code/application/source/sf_app/code/source/paramMng/sf_param_common.c
index c4b74b293..8b75f5554 100755
--- a/code/application/source/sf_app/code/source/paramMng/sf_param_common.c
+++ b/code/application/source/sf_app/code/source/paramMng/sf_param_common.c
@@ -309,6 +309,7 @@ void sf_app_power_on_para_check_init(void)
     }
     else if(PowerOnMode == SF_MCU_STARTUP_RESET)
     {
+        puiPara->SdFileSwitch = 0;
         puiPara->NetWorkNeedSearch = 0;
     }
     else if(PowerOnMode == SF_MCU_STARTUP_SYN_PARAM)
@@ -326,7 +327,7 @@ void sf_app_power_on_para_check_init(void)
         // }
     }
 
-	printf("PowerOnMode=%d NeedTimeSyncStartUp=%d NetWorkNeedSearch:%d\n", PowerOnMode, puiPara->NeedTimeSyncStartUp, puiPara->NetWorkNeedSearch);
+	printf("PowerOnMode=%d NeedTimeSyncStartUp=%d NetWorkNeedSearch:%d SdFileSwitch:%d\n", PowerOnMode, puiPara->NeedTimeSyncStartUp, puiPara->NetWorkNeedSearch, puiPara->SdFileSwitch);
 	if(puiPara->Multishot != sf_sys_get_flag(FL_CONTINUE_SHOT))
 	{
 		sf_sys_set_flag(FL_CONTINUE_SHOT, puiPara->Multishot);