diff --git a/apps/web-antd/src/preferences.ts b/apps/web-antd/src/preferences.ts
index 73eb135cb..aeb8ad960 100644
--- a/apps/web-antd/src/preferences.ts
+++ b/apps/web-antd/src/preferences.ts
@@ -12,6 +12,8 @@ export const overridesPreferences = defineOverridesPreferences({
     accessMode: 'backend',
     name: import.meta.env.VITE_APP_TITLE,
     enableRefreshToken: true,
+    /** 首页路径：默认跳转到 IoT 首页（覆盖框架默认的 /analytics） */
+    defaultHomePath: '/iot/home',
   },
   footer: {
     /** 默认关闭 footer 页脚，因为有一定遮挡 */
diff --git a/apps/web-antd/src/router/routes/modules/dashboard.ts b/apps/web-antd/src/router/routes/modules/dashboard.ts
index 2cccc8115..90dd4e6d5 100644
--- a/apps/web-antd/src/router/routes/modules/dashboard.ts
+++ b/apps/web-antd/src/router/routes/modules/dashboard.ts
@@ -2,37 +2,8 @@ import type { RouteRecordRaw } from 'vue-router';
 
 import { $t } from '#/locales';
 
+// 首页已改为 /iot/home（见 preferences.ts），原 Dashboard/Workspace/Analytics 路由已下线
 const routes: RouteRecordRaw[] = [
-  {
-    meta: {
-      icon: 'lucide:layout-dashboard',
-      order: -1,
-      title: $t('page.dashboard.title'),
-    },
-    name: 'Dashboard',
-    path: '/dashboard',
-    children: [
-      {
-        name: 'Workspace',
-        path: '/workspace',
-        component: () => import('#/views/dashboard/workspace/index.vue'),
-        meta: {
-          icon: 'carbon:workspace',
-          title: $t('page.dashboard.workspace'),
-        },
-      },
-      {
-        name: 'Analytics',
-        path: '/analytics',
-        component: () => import('#/views/dashboard/analytics/index.vue'),
-        meta: {
-          affixTab: true,
-          icon: 'lucide:area-chart',
-          title: $t('page.dashboard.analytics'),
-        },
-      },
-    ],
-  },
   {
     name: 'Profile',
     path: '/profile',
diff --git a/apps/web-antd/src/views/iot/home/index.vue b/apps/web-antd/src/views/iot/home/index.vue
index e05863fe9..182a96ab5 100644
--- a/apps/web-antd/src/views/iot/home/index.vue
+++ b/apps/web-antd/src/views/iot/home/index.vue
@@ -11,7 +11,6 @@ import { getStatisticsSummary } from '#/api/iot/statistics';
 
 import { defaultStatsData } from './data';
 import DeviceCountCard from './modules/device-count-card.vue';
-import DeviceMapCard from './modules/device-map-card.vue';
 import DeviceStateCountCard from './modules/device-state-count-card.vue';
 import MessageTrendCard from './modules/message-trend-card.vue';
 
@@ -103,12 +102,5 @@ onMounted(() => {
         <MessageTrendCard />
       </Col>
     </Row>
-
-    <!-- 第四行：设备分布地图 -->
-    <Row :gutter="16">
-      <Col :span="24">
-        <DeviceMapCard />
-      </Col>
-    </Row>
   </Page>
 </template>