diff --git a/src/App.vue b/src/App.vue
index 49782b9..f12cad8 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,6 +1,9 @@
 <script setup lang="ts">
+import { useDeviceAuth } from '@/composables/useDeviceAuth'
 import { initTables } from '@/service'
 
+const { initAuth } = useDeviceAuth()
+
 onLaunch(async () => {
   try {
     await initTables()
@@ -9,6 +12,13 @@ onLaunch(async () => {
   catch (err) {
     console.error('数据库初始化失败:', err)
   }
+
+  try {
+    await initAuth()
+  }
+  catch (err) {
+    console.error('设备授权检测失败:', err)
+  }
 })
 </script>
 
diff --git a/src/components/home/construction.vue b/src/components/home/construction.vue
index 9730414..fae3975 100644
--- a/src/components/home/construction.vue
+++ b/src/components/home/construction.vue
@@ -3,7 +3,7 @@ import { useCurrentProject } from '@/composables/useCurrentProject'
 import { useDeviceAuth } from '@/composables/useDeviceAuth'
 
 const { hasCurrentProject, currentProject } = useCurrentProject()
-const { isActivated } = useDeviceAuth()
+const { needAuthPrompt } = useDeviceAuth()
 </script>
 
 <template>
@@ -14,7 +14,7 @@ const { isActivated } = useDeviceAuth()
       </text>
     </view>
     <view class="card-body">
-      <unauthorized v-if="!isActivated" />
+      <unauthorized v-if="needAuthPrompt" />
       <view v-else class="construction-info">
         <view class="icon-placeholder" />
         <view class="info">
diff --git a/src/components/home/progress.vue b/src/components/home/progress.vue
index b2f8af6..c324beb 100644
--- a/src/components/home/progress.vue
+++ b/src/components/home/progress.vue
@@ -7,7 +7,7 @@ import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
 const { hasCurrentProject, currentProjectId } = useCurrentProject()
-const { isActivated } = useDeviceAuth()
+const { isActivated, needAuthPrompt } = useDeviceAuth()
 
 const currentProject = computed(() => {
   if (!hasCurrentProject.value || currentProjectId.value == null)
@@ -99,7 +99,7 @@ onMounted(async () => {
       </text>
     </view>
     <view class="card-body">
-      <unauthorized v-if="!isActivated" />
+      <unauthorized v-if="needAuthPrompt" />
       <view v-else class="progress-content">
         <view class="progress-circle">
           <wd-circle :model-value="progressPercent ?? 0" :size="120">
diff --git a/src/components/home/projectList.vue b/src/components/home/projectList.vue
index a2863bf..1af7ae8 100644
--- a/src/components/home/projectList.vue
+++ b/src/components/home/projectList.vue
@@ -5,7 +5,7 @@ import { useDeviceAuth } from '@/composables/useDeviceAuth'
 import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
-const { isActivated } = useDeviceAuth()
+const { isActivated, needAuthPrompt } = useDeviceAuth()
 
 /** 首页展示最近 2 条，按 id 倒序 */
 const list = computed(() => (db.project || []).slice().sort((a, b) => (b.id ?? 0) - (a.id ?? 0)).slice(0, 2))
@@ -41,7 +41,7 @@ function goToDetail(item: Project) {
       </wd-button>
     </view>
     <view class="card-body">
-      <unauthorized v-if="!isActivated" />
+      <unauthorized v-if="needAuthPrompt" />
       <view v-else-if="!list.length" class="empty-tip">
         暂无项目
       </view>
diff --git a/src/components/home/status.vue b/src/components/home/status.vue
index 98a90b8..514528a 100644
--- a/src/components/home/status.vue
+++ b/src/components/home/status.vue
@@ -4,7 +4,7 @@ import { useDeviceAuth } from '@/composables/useDeviceAuth'
 import { useRtkLive } from '@/composables/useRtkLive'
 
 const { hasCurrentProject } = useCurrentProject()
-const { isActivated } = useDeviceAuth()
+const { needAuthPrompt } = useDeviceAuth()
 const { speedText, tempText } = useRtkLive()
 
 function goToWork() {
@@ -22,7 +22,7 @@ function goToWork() {
       </text>
     </view>
     <view class="card-body">
-      <unauthorized v-if="!isActivated" />
+      <unauthorized v-if="needAuthPrompt" />
       <view v-else-if="!hasCurrentProject" class="empty-tip">
         --
       </view>
diff --git a/src/components/home/warning.vue b/src/components/home/warning.vue
index 2bfb73a..721024a 100644
--- a/src/components/home/warning.vue
+++ b/src/components/home/warning.vue
@@ -7,7 +7,7 @@ import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
 const { hasCurrentProject, currentProjectId } = useCurrentProject()
-const { isActivated } = useDeviceAuth()
+const { isActivated, needAuthPrompt } = useDeviceAuth()
 
 /** 首页只展示当前项目最近几条 */
 const list = computed(() => {
@@ -50,7 +50,7 @@ function goToDetail(item: WarningRecord) {
       </wd-button>
     </view>
     <view class="card-body">
-      <unauthorized v-if="!isActivated" />
+      <unauthorized v-if="needAuthPrompt" />
       <view v-else-if="!hasCurrentProject" class="empty-tip">
         --
       </view>
diff --git a/src/composables/useDeviceAuth.ts b/src/composables/useDeviceAuth.ts
index cd909da..3e50a33 100644
--- a/src/composables/useDeviceAuth.ts
+++ b/src/composables/useDeviceAuth.ts
@@ -1,3 +1,4 @@
+import type { DeviceAuthStatus } from '@/api/device'
 import type { AuthStatus } from '@/api/types'
 import { onShow } from '@dcloudio/uni-app'
 import { computed, ref } from 'vue'
@@ -5,63 +6,192 @@ import { activateDevice, getDeviceStatus } from '@/api/device'
 import { getDeviceId } from '@/utils/device'
 import storage from '@/utils/storage'
 
-const AUTH_STATUS_KEY = 'device_auth_status'
+const AUTH_INFO_KEY = 'device_auth_info'
+const ACTIVATION_CODE_KEY = 'device_activation_code'
 
-/** 模块级共享，保证各页面读到同一授权状态 */
-const authStatus = ref<AuthStatus>(storage.get<AuthStatus>(AUTH_STATUS_KEY, '0') ?? '0')
+function readCachedAuthInfo(): DeviceAuthStatus | null {
+  return storage.get<DeviceAuthStatus>(AUTH_INFO_KEY) ?? null
+}
+
+function toAuthStatus(value: AuthStatus | string | number | null | undefined): AuthStatus | null {
+  if (value == null || value === '')
+    return null
+  const status = String(value) as AuthStatus
+  if (status === '0' || status === '1' || status === '2' || status === '3')
+    return status
+  return null
+}
+
+/** 兼容 data 嵌套 / 扁平结构 / authStatus 为数字 */
+function pickAuthPayload(res: unknown): Partial<DeviceAuthStatus> | null {
+  if (!res || typeof res !== 'object')
+    return null
+  const raw = res as Record<string, unknown>
+  const nested = raw.data
+  if (nested && typeof nested === 'object')
+    return nested as Partial<DeviceAuthStatus>
+  if ('authStatus' in raw)
+    return raw as Partial<DeviceAuthStatus>
+  return null
+}
+
+function normalizeAuthInfo(payload: Partial<DeviceAuthStatus> | null | undefined): DeviceAuthStatus | null {
+  if (!payload)
+    return null
+  const status = toAuthStatus(payload.authStatus as AuthStatus | string | number | undefined)
+  if (!status)
+    return null
+  return {
+    deviceId: payload.deviceId ?? getDeviceId(),
+    deviceName: payload.deviceName ?? '',
+    authStatus: status,
+    startDate: payload.startDate ?? '',
+    endDate: payload.endDate ?? '',
+    remainingDays: Number(payload.remainingDays ?? 0),
+  }
+}
+
+function createUnauthorizedInfo(): DeviceAuthStatus {
+  return {
+    deviceId: getDeviceId(),
+    deviceName: '',
+    authStatus: '0',
+    startDate: '',
+    endDate: '',
+    remainingDays: 0,
+  }
+}
+
+/** 模块级共享，保证各页面读到同一授权信息 */
+const authInfo = ref<DeviceAuthStatus | null>(readCachedAuthInfo())
+const activationCode = ref<string>(storage.get<string>(ACTIVATION_CODE_KEY, '') ?? '')
 const loading = ref(false)
+const authReady = ref(false)
 
 /**
- * 设备授权状态：仅 authStatus === '1' 视为已激活
- * 未激活时首页相关模块保留标题，内容展示未授权提示
- *
- * 注意：onShow 仅在页面级调用时注册，避免子组件重复监听
+ * 进入软件：先查本地激活码 → 无码再查授权状态并写入 storage
+ * 激活成功后再查一次状态写入 storage，形成闭环
+ * 仅未授权(0)或已过期(2)时展示 unauthorized / activateNotice
  */
 export function useDeviceAuth(options?: { watchShow?: boolean }) {
+  const authStatus = computed(() => toAuthStatus(authInfo.value?.authStatus))
   const isActivated = computed(() => authStatus.value === '1')
-  const deviceId = computed(() => getDeviceId())
+  /** 是否需要展示未授权提示组件 */
+  const needAuthPrompt = computed(() => authStatus.value === '0' || authStatus.value === '2')
+  const hasActivationCode = computed(() => !!activationCode.value.trim())
+  const deviceId = computed(() => authInfo.value?.deviceId || getDeviceId())
 
-  function setAuthStatus(status: AuthStatus) {
-    authStatus.value = status
-    storage.set(AUTH_STATUS_KEY, status)
+  /** 将完整授权信息写入内存 + storage */
+  function saveAuthInfo(info: DeviceAuthStatus) {
+    authInfo.value = info
+    storage.set(AUTH_INFO_KEY, info)
   }
 
+  function setActivationCode(code: string) {
+    const trimmed = code.trim()
+    activationCode.value = trimmed
+    if (trimmed)
+      storage.set(ACTIVATION_CODE_KEY, trimmed)
+    else
+      storage.remove(ACTIVATION_CODE_KEY)
+  }
+
+  /** 查询设备授权状态，并完整落库；失败时返回 null */
   async function fetchAuthStatus() {
     loading.value = true
     try {
-      const res = await getDeviceStatus(deviceId.value)
-      const status = res.data?.authStatus
-      if (status != null && status !== '')
-        setAuthStatus(String(status) as AuthStatus)
+      const res = await getDeviceStatus(getDeviceId())
+      const info = normalizeAuthInfo(pickAuthPayload(res))
+      if (info) {
+        saveAuthInfo(info)
+        return info
+      }
+      console.warn('[deviceAuth] 授权状态响应无法解析:', res)
+      return null
     }
-    catch {
-      // 接口失败时沿用本地缓存状态
+    catch (err) {
+      console.warn('[deviceAuth] 查询授权状态失败:', err)
+      return null
     }
     finally {
       loading.value = false
     }
   }
 
-  /** 提交授权码激活设备，成功后更新本地状态 */
-  async function activate(activationCode: string) {
-    const code = activationCode.trim()
-    if (!code)
+  /**
+   * 启动时初始化授权：
+   * 1. 本地已有激活码 → 读取 storage 中的授权信息
+   * 2. 无激活码 → 查询设备授权状态；查不到则按未授权处理并展示提示
+   */
+  async function initAuth() {
+    loading.value = true
+    try {
+      const localCode = storage.get<string>(ACTIVATION_CODE_KEY, '') ?? ''
+      if (localCode.trim()) {
+        activationCode.value = localCode.trim()
+        const cached = readCachedAuthInfo()
+        if (cached) {
+          authInfo.value = cached
+          return authInfo.value
+        }
+        // 有激活码但无缓存信息，补拉一次状态
+        const info = await fetchAuthStatus()
+        if (info)
+          return info
+        saveAuthInfo({ ...createUnauthorizedInfo(), authStatus: '1' })
+        return authInfo.value
+      }
+
+      // 无激活码：以服务端为准；失败或无法解析 → 未授权，展示提示组件
+      const info = await fetchAuthStatus()
+      if (info)
+        return info
+
+      saveAuthInfo(createUnauthorizedInfo())
+      return authInfo.value
+    }
+    finally {
+      loading.value = false
+      authReady.value = true
+    }
+  }
+
+  /**
+   * 提交授权码激活 → 缓存激活码 → 再查授权状态落库（闭环）
+   */
+  async function activate(code: string) {
+    const trimmed = code.trim()
+    if (!trimmed)
       throw new Error('请输入授权码')
 
     const res = await activateDevice({
-      activationCode: code,
-      deviceId: deviceId.value,
+      activationCode: trimmed,
+      deviceId: getDeviceId(),
     })
     const ok = res.code === 200 || res.code === 0
     if (!ok)
       throw new Error(res.msg || '激活失败')
 
-    setAuthStatus('1')
+    setActivationCode(trimmed)
+
+    const info = await fetchAuthStatus()
+    if (!info) {
+      saveAuthInfo({
+        deviceId: res.deviceId || getDeviceId(),
+        deviceName: authInfo.value?.deviceName ?? '',
+        authStatus: '1',
+        startDate: authInfo.value?.startDate ?? '',
+        endDate: res.endDate || authInfo.value?.endDate || '',
+        remainingDays: authInfo.value?.remainingDays ?? 0,
+      })
+    }
+
     return res
   }
 
   function refreshAuthStatus() {
-    authStatus.value = storage.get<AuthStatus>(AUTH_STATUS_KEY, '0') ?? '0'
+    authInfo.value = readCachedAuthInfo()
+    activationCode.value = storage.get<string>(ACTIVATION_CODE_KEY, '') ?? ''
   }
 
   if (options?.watchShow) {
@@ -71,12 +201,19 @@ export function useDeviceAuth(options?: { watchShow?: boolean }) {
   }
 
   return {
+    authInfo,
     authStatus,
+    activationCode,
     isActivated,
+    needAuthPrompt,
+    hasActivationCode,
     deviceId,
     loading,
-    setAuthStatus,
+    authReady,
+    saveAuthInfo,
+    setActivationCode,
     fetchAuthStatus,
+    initAuth,
     activate,
     refreshAuthStatus,
   }
diff --git a/src/pages/Ahome/index.vue b/src/pages/Ahome/index.vue
index 1863c2a..4455c7f 100644
--- a/src/pages/Ahome/index.vue
+++ b/src/pages/Ahome/index.vue
@@ -10,10 +10,10 @@ definePage({
   },
 })
 
-const { isActivated, fetchAuthStatus } = useDeviceAuth({ watchShow: true })
+const { needAuthPrompt, initAuth } = useDeviceAuth({ watchShow: true })
 
 onMounted(() => {
-  fetchAuthStatus()
+  initAuth()
 })
 </script>
 
@@ -30,7 +30,7 @@ onMounted(() => {
           <home-projectList />
         </view>
         <view class="column-right">
-          <home-activateNotice v-if="!isActivated" />
+          <home-activateNotice v-if="needAuthPrompt" />
           <home-progress />
           <home-warning />
         </view>