diff --git a/frontend/src/stores/modules/mode.ts b/frontend/src/stores/modules/mode.ts
index 8c14004..87e0671 100644
--- a/frontend/src/stores/modules/mode.ts
+++ b/frontend/src/stores/modules/mode.ts
@@ -1,9 +1,11 @@
 // src/stores/modules/mode.ts
 import { defineStore } from 'pinia'
 
+export const DEFAULT_MODE = '模拟式'
+
 export const useModeStore = defineStore('mode', {
     state: () => ({
-        currentMode: localStorage.getItem('currentMode') || ('' as string)
+        currentMode: localStorage.getItem('currentMode') || DEFAULT_MODE
     }),
     actions: {
         setCurrentMode(modeName: string) {
diff --git a/frontend/src/stores/modules/user.ts b/frontend/src/stores/modules/user.ts
index b1d7b8a..466c3ed 100644
--- a/frontend/src/stores/modules/user.ts
+++ b/frontend/src/stores/modules/user.ts
@@ -4,7 +4,7 @@ import piniaPersistConfig from '@/stores/helper/persist'
 import { USER_STORE_KEY } from '@/stores/constant'
 import { logoutApi } from '@/api/user/login'
 import { useAuthStore } from '@/stores/modules/auth'
-import { useAppSceneStore, useModeStore } from '@/stores/modules/mode'
+import { DEFAULT_MODE, useAppSceneStore, useModeStore } from '@/stores/modules/mode'
 import { useDictStore } from '@/stores/modules/dict'
 
 export const useUserStore = defineStore(USER_STORE_KEY, {
@@ -48,7 +48,7 @@ export const useUserStore = defineStore(USER_STORE_KEY, {
             this.setUserInfo({ id: '', name: '', loginName: '' })
             this.setIsRefreshToken(false)
             dictStore.setDictData([])
-            modeStore.setCurrentMode('')
+            modeStore.setCurrentMode(DEFAULT_MODE)
             appSceneStore.setCurrentMode('')
             await authStore.resetAuthStore()
         }