diff --git a/src/layout/components/NavBar.vue b/src/layout/components/NavBar.vue
index a0c3787e..e9dbe381 100644
--- a/src/layout/components/NavBar.vue
+++ b/src/layout/components/NavBar.vue
@@ -53,10 +53,10 @@ limitations under the License. -->
         <el-switch
           v-model="coldStage"
           inline-prompt
-          active-text="Set data to warm"
+          active-text="Set data to default"
           inactive-text="Set data to cold"
           @change="changeDataMode"
-          width="120px"
+          width="130px"
         />
       </span>
       <span class="ml-5" ref="themeSwitchRef">
diff --git a/src/views/alarm/Header.vue b/src/views/alarm/Header.vue
index 90e5cbd6..869743d9 100644
--- a/src/views/alarm/Header.vue
+++ b/src/views/alarm/Header.vue
@@ -114,6 +114,7 @@ limitations under the License. -->
     durationRow.value = timeFormat(val);
     setDurationRow(durationRow.value);
     duration.value = getDurationTime();
+    refreshAlarms({ pageNum: 1 });
   }
 
   function changeEntity(param: { value: string }[]) {