diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.c
index abb101d26..4dc26a99a 100644
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.c
@@ -384,6 +384,43 @@ void hidde_MaxNum_page(void)
   }
 }
 
+void Option_MaxNum_Key_Long_Press(lv_obj_t* obj, uint32_t key)
+{
+    if(MaxNumTitleLabel == NULL || MaxNumValueLabel == NULL)
+  {
+    printf("MaxNum is NULL");
+    return;
+  }
+
+  char result[3];
+  UIMenuStoreInfo *puiPara = sf_ui_para_get();
+  printf("key:%d\n",key);
+
+	switch(key)
+	{
+		case LV_USER_KEY_NEXT:
+      printf("\033[33m[Option_MaxNum_Key]s\033[0m\n");
+      if(puiPara->SendMaxNum > 1 && puiPara->SendMaxNum <= 99)
+        puiPara->SendMaxNum--;
+      else
+        puiPara->SendMaxNum = 99;
+      sprintf(result, "%02d", puiPara->SendMaxNum);
+      lv_label_set_text(MaxNumValueLabel, result);
+      break;
+    case LV_USER_KEY_PREV:
+      printf("\033[33m[Option_MaxNum_Key]w\033[0m\n");
+      if(puiPara->SendMaxNum >= 1 && puiPara->SendMaxNum < 99)
+        puiPara->SendMaxNum++;
+      else
+        puiPara->SendMaxNum = 1;
+      sprintf(result, "%02d", puiPara->SendMaxNum);
+      lv_label_set_text(MaxNumValueLabel, result);
+      break;
+    default:
+      break;
+	}
+}
+
 void Option_MaxNum_Key(lv_obj_t* obj, uint32_t key)
 {
   if(MaxNumTitleLabel == NULL || MaxNumValueLabel == NULL)
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.h b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.h
index 331bc4e85..32bc62a96 100644
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.h
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonItem/MenuSend.h
@@ -18,6 +18,7 @@ extern void show_send_time_page(lv_obj_t* obj, const int sendType);
 extern void hidde_send_time_page(void);
 
 extern void Option_MaxNum_Key(lv_obj_t* obj, uint32_t key);
+void Option_MaxNum_Key_Long_Press(lv_obj_t* obj, uint32_t key);
 extern void Option_send_time_Key(lv_obj_t* obj, uint32_t key);
 
 #endif
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonOption/UIFlowMenuCommonOptionEventCallback.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonOption/UIFlowMenuCommonOptionEventCallback.c
index 2fd936d14..b6768d57c 100755
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonOption/UIFlowMenuCommonOptionEventCallback.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowMenuCommonOption/UIFlowMenuCommonOptionEventCallback.c
@@ -1750,6 +1750,11 @@ void UIFlowMenuCommonOptionEventCallback(lv_obj_t* obj, lv_event_t event)
 			if(KeyPressingTimeMs > 1 * 1000)
 				Option_DateTime_Key_Long_Press(obj, *key);
 			break;
+		case IDM_MAX_NUM_DAY:
+			KeyPressingTimeMs += LONG_PRESS_INTERVAL;
+			if(KeyPressingTimeMs > 1 * 1000)
+				Option_MaxNum_Key_Long_Press(obj, *key);
+			break;
 		default:
 			break;
 		}