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 0472d1054..7d1dd9404 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
@@ -1680,7 +1680,11 @@ void SysResetFlag(void)
 	puiPara->VideoLenth = DEFAULT_VIDEO_LENTH;
 	puiPara->PirSwitch = DEFAULT_PIR_SWITCH;
 	puiPara->PirSensitivity = DEFAULT_PIR_SENSITIVITY;
+
 	puiPara->PirDelaySwitch = DEFAULT_PIR_DELAY_SWITCH;
+    puiPara->PirDelayTime.Hour = 0;
+    puiPara->PirDelayTime.Min = 0;
+    puiPara->PirDelayTime.Sec = 15;
     
 	puiPara->TimelapseSwitch = DEFAULT_TIMELAPSE_SWITCH;
     if(puiPara->TimelapseSwitch)
diff --git a/rtos/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c b/rtos/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
index 65fc80048..6dd940e2e 100755
--- a/rtos/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
+++ b/rtos/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIInfo/UIInfo.c
@@ -1092,8 +1092,12 @@ void SysResetFlag(void)
 	puiPara->VideoLenth = DEFAULT_VIDEO_LENTH;
 	puiPara->PirSwitch = DEFAULT_PIR_SWITCH;
 	puiPara->PirSensitivity = DEFAULT_PIR_SENSITIVITY;
+
 	puiPara->PirDelaySwitch = DEFAULT_PIR_DELAY_SWITCH;
-    
+    puiPara->PirDelayTime.Hour = 0;
+    puiPara->PirDelayTime.Min = 0;
+    puiPara->PirDelayTime.Sec = 15;
+
 	puiPara->TimelapseSwitch = DEFAULT_TIMELAPSE_SWITCH;
     if(puiPara->TimelapseSwitch)
     {
@@ -1178,7 +1182,7 @@ void SysResetFlag(void)
 	puiPara->PicUpDailyReport = DEFAULT_PIC_UP_DAILY_REPORT;
     puiPara->BluSwitch = DEFAULT_BLU_SWITCH;
     puiPara->WifiSwitch = DEFAULT_WIFI_SWITCH;
-    
+
 	if(puiPara->ModuleImei[0] != '\0')
 	{
 		puiPara->DailyReportTime.Hour = ((UINT16)(puiPara->ModuleImei[11]-48)*10+(puiPara->ModuleImei[12]-48))%12;