diff --git a/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue b/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
index c8ec43a1f..fcdddf73c 100644
--- a/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
+++ b/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
@@ -19,7 +19,7 @@
         <el-select v-model="state" class="margin-r-10" size="small" value-key="value" @change="getTableData" popper-class="right-box-select-top right-public-box-dropdown-top" style="width: 110px">
           <el-option v-for="item in stateOptions" :key="item.value" :label="$t(item.label)" :value="item.value"></el-option>
         </el-select>
-        <pick-time v-model="searchTimeHeader" :default-pick="8" :refresh-data-func="getTableData" :show-empty="true" :use-chart-unit="false" :use-refresh="false"></pick-time>
+        <pick-time v-model="searchTimeHeader" :default-pick="10" :refresh-data-func="getTableData" :show-empty="true" :use-chart-unit="false" :use-refresh="false"></pick-time>
       </template>
       <template v-slot>
         <alertMessageTable
@@ -231,7 +231,7 @@ export default {
       sameLabels: ['instance', 'module', 'project', 'asset', 'endpoint', 'datacenter'],
       legend: [],
       searchTime: [],
-      searchTimeHeader: [bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())).setHours(new Date(bus.computeTimezone(new Date().getTime())).getHours() - 24)), bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())))],
+      searchTimeHeader: [bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())).setHours(new Date(bus.computeTimezone(new Date().getTime())).getHours() - 24 * 7)), bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())))],
       searchTimeSelect: bus.getTimezontDateRange(),
       currentMsg: {},
       chartUnit: 5,
diff --git a/nezha-fronted/src/components/common/table/alert/alertMessageTable.vue b/nezha-fronted/src/components/common/table/alert/alertMessageTable.vue
index 63ce564d1..2ce76ef2e 100644
--- a/nezha-fronted/src/components/common/table/alert/alertMessageTable.vue
+++ b/nezha-fronted/src/components/common/table/alert/alertMessageTable.vue
@@ -227,16 +227,18 @@ export default {
         }, {
           label: this.$t('alert.startAt'),
           prop: 'startAt',
-          show: false,
-          width: 150,
-          sortable: 'custom'
-        }, {
-          label: this.$t('alert.lastAt'),
-          prop: 'lastAt',
           show: true,
           width: 150,
           sortable: 'custom'
-        }, {
+        },
+        // {
+        //   label: this.$t('alert.lastAt'),
+        //   prop: 'lastAt',
+        //   show: true,
+        //   width: 150,
+        //   sortable: 'custom'
+        // },
+        {
           label: this.$t('config.terminallog.duration'),
           prop: 'duration',
           show: true,
diff --git a/nezha-fronted/src/components/page/alert/alertMessage.vue b/nezha-fronted/src/components/page/alert/alertMessage.vue
index 3d9769996..0793ceee0 100644
--- a/nezha-fronted/src/components/page/alert/alertMessage.vue
+++ b/nezha-fronted/src/components/page/alert/alertMessage.vue
@@ -18,7 +18,7 @@
         <button id="asset-filter" :class="[dataListLayout.indexOf('clickSearch') > -1?'is-focus':'' ]" class="top-tool-btn margin-r-10" @click.stop="showClickSearch">
           <i class="nz-icon nz-icon-funnel"></i>
         </button>
-        <pick-time v-model="searchTime" :default-pick="8" :refresh-data-func="getTableData" :show-empty="true" :use-chart-unit="false" :use-refresh="false"></pick-time>
+        <pick-time v-model="searchTime" :default-pick="10" :refresh-data-func="getTableData" :show-empty="true" :use-chart-unit="false" :use-refresh="false"></pick-time>
         <button id="roles-add" v-has="'alertMessage_view'" :title="$t('overall.exportExcelLower')" class="top-tool-btn margin-r-10"
                 type="button" @click="showExportDialog">
           <i class="nz-icon-download1 nz-icon"></i>
@@ -194,7 +194,7 @@ export default {
       chartDatas: [],
       sameLabels: ['instance', 'module', 'project', 'asset', 'endpoint', 'datacenter'],
       legend: [],
-      searchTime: [bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())).setHours(new Date(bus.computeTimezone(new Date().getTime())).getHours() - 24)), bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())))],
+      searchTime: [bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())).setHours(new Date(bus.computeTimezone(new Date().getTime())).getHours() - 24 * 7)), bus.timeFormate(new Date(bus.computeTimezone(new Date().getTime())))],
       searchTimeDialog: [],
       searchTimeSelect: bus.getTimezontDateRange(),
       currentMsg: {},