diff --git a/apps/admin/src/layouts/MainLayout.tsx b/apps/admin/src/layouts/MainLayout.tsx
index 89eff12..4a210b7 100644
--- a/apps/admin/src/layouts/MainLayout.tsx
+++ b/apps/admin/src/layouts/MainLayout.tsx
@@ -36,6 +36,7 @@ import api from '../api';
 import { useAppStore } from '../store/app/appStore';
 import { usePermissionStore } from '../store/permission/permissionStore';
 import { useUserStore } from '../store/user/userStore';
+import { AUTH_STORAGE_NAME, PERMISSION_STORAGE_NAME } from '../store/middleware/persist';
 import NotificationBell from '../components/NotificationBell';
 import RouteDock from '../components/RouteDock';
 import RouteKeeper from '../components/RouteKeeper';
@@ -125,9 +126,42 @@ const MainLayout: React.FC = () => {
     };
 
     const handleStorage = (event: StorageEvent) => {
-      if (event.key !== 'token' && event.key !== 'permissions') return;
-      usePermissionStore.getState().beginPermissionVerification();
-      window.location.reload();
+      if (event.key === PERMISSION_STORAGE_NAME) {
+        // 其他标签页的权限更新：原地应用，避免整页刷新造成刷新风暴。
+        try {
+          if (event.newValue === null) {
+            usePermissionStore.getState().clearPermissions();
+            return;
+          }
+          const parsed = JSON.parse(event.newValue) as {
+            state?: { permissions?: string[] };
+          };
+          const permissions = parsed?.state?.permissions;
+          if (Array.isArray(permissions)) {
+            usePermissionStore.getState().writePermissions(permissions);
+          }
+        } catch {
+          // 忽略无法解析的跨标签页权限写入
+        }
+        return;
+      }
+      if (event.key === AUTH_STORAGE_NAME) {
+        // 仅当登录态（token）确实变化时才整页刷新：登录、退出或切换账号。
+        const currentToken = useUserStore.getState().token;
+        let otherToken: string | null = null;
+        if (event.newValue) {
+          try {
+            const parsed = JSON.parse(event.newValue) as {
+              state?: { token?: string | null };
+            };
+            otherToken = parsed?.state?.token ?? null;
+          } catch {
+            otherToken = null;
+          }
+        }
+        if (otherToken === currentToken) return;
+        window.location.reload();
+      }
     };
     const handleOnline = () => verifyPermissions();
     const handleVisibilityChange = () => {