diff --git a/apps/desktop-client/src/main/bootstrap.ts b/apps/desktop-client/src/main/bootstrap.ts
index 5c4d6c5..92769e5 100644
--- a/apps/desktop-client/src/main/bootstrap.ts
+++ b/apps/desktop-client/src/main/bootstrap.ts
@@ -48,7 +48,7 @@ import {
   syncRuntimeSession,
   unbindRuntimeAccount,
 } from './runtime-controller'
-import { onRuntimeAuthExpired, onRuntimeInvalidated } from './runtime-events'
+import { onRuntimeInvalidated } from './runtime-events'
 import { createRuntimeAccountSnapshot, createRuntimeSnapshot } from './runtime-snapshot'
 import { initScheduler } from './scheduler'
 import { initSessionRegistry } from './session-registry'
@@ -524,13 +524,6 @@ function queueWindowModeSwitch(
   return nextSwitch
 }
 
-async function forceLoginWindowForAuthExpired(message: string): Promise<void> {
-  console.warn('[desktop-main] runtime auth expired; switching to login window', { message })
-  syncRuntimeSession(null)
-  await clearRendererDesktopSessions()
-  await queueWindowModeSwitch('login', { source: 'logout', animate: true }, currentMainWindow())
-}
-
 async function openSettingsWindow(): Promise<void> {
   const window = await ensureSettingsWindow()
   const parent = settingsWindowParent()
@@ -1006,11 +999,6 @@ if (!hasSingleInstanceLock) {
         }
         mainRendererContents.send('desktop:runtime-invalidated', event)
       })
-      onRuntimeAuthExpired((event) => {
-        void forceLoginWindowForAuthExpired(event.message).catch((error) => {
-          console.error('[desktop-main] auth-expired window transition failed', error)
-        })
-      })
       await queueWindowModeSwitch(currentWindowMode)
       initTray(() => {
         revealActiveWindowSafely('tray')
diff --git a/apps/desktop-client/src/main/runtime-controller.ts b/apps/desktop-client/src/main/runtime-controller.ts
index 1468e6b..2ba8312 100644
--- a/apps/desktop-client/src/main/runtime-controller.ts
+++ b/apps/desktop-client/src/main/runtime-controller.ts
@@ -84,11 +84,7 @@ import {
   notePublishTaskLeaseMiss,
   selectNextPublishTask,
 } from './publish-scheduler'
-import {
-  emitRuntimeAuthExpired,
-  emitRuntimeInvalidated,
-  onRuntimeInvalidated,
-} from './runtime-events'
+import { emitRuntimeInvalidated, onRuntimeInvalidated } from './runtime-events'
 import {
   initScheduler,
   noteSchedulerAccountsSync,
@@ -943,11 +939,6 @@ async function handleMonitoringTaskControl(event: DesktopTaskEventMessage): Prom
     recordActivity('info', '已取消旧监控租约', `${existing.title} 已从本地排队队列中移除。`)
     await pullMonitoringTasks('rabbitmq-primary')
   } catch (error) {
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     const message = errorMessage(error)
     if (existing) {
       existing.summary = `收到抢占请求，但取消租约失败：${message}`
@@ -1005,11 +996,6 @@ async function sendHeartbeat(source: 'startup' | 'timer'): Promise<void> {
     noteTransportHeartbeat(false)
     setSchedulerError(state.lastError)
 
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     if (source === 'startup' || previousStatus !== 'failed') {
       recordActivity('danger', '心跳连接失败', state.lastError)
     }
@@ -1133,11 +1119,6 @@ async function syncAccounts(source: 'startup' | 'manual'): Promise<void> {
     state.lastError = message
     setSchedulerError(message)
 
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     recordActivity('warn', '账号同步失败', message)
   }
 }
@@ -1554,11 +1535,6 @@ async function leaseSpecificTask(
       notePublishTaskLeaseMiss(request.taskId)
     }
 
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     state.lastError = errorMessage(error)
     setSchedulerError(state.lastError)
     recordActivity('warn', '指定任务领取失败', `${request.taskId} 未能成功领取：${state.lastError}`)
@@ -1598,11 +1574,6 @@ async function pullNextTask(kind: 'publish' | 'monitor'): Promise<void> {
       state.lastError = errorMessage(error)
       noteTransportPull(false)
       setSchedulerError(state.lastError)
-
-      if (isApiClientError(error, 401)) {
-        handleAuthExpired(error)
-        return
-      }
     } finally {
       state.leaseInFlightKinds.delete('monitor')
       syncSchedulerSurface()
@@ -1644,11 +1615,6 @@ async function pullNextTask(kind: 'publish' | 'monitor'): Promise<void> {
     noteTransportPull(false)
     setSchedulerError(state.lastError)
 
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     recordActivity('warn', '兜底拉取失败', state.lastError)
   } finally {
     state.leaseInFlightKinds.delete('publish')
@@ -1684,11 +1650,6 @@ async function pullMonitoringTasks(routing: RuntimeTaskRouting): Promise<void> {
     noteTransportPull(false)
     setSchedulerError(state.lastError)
 
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
-
     recordActivity('warn', '监控任务拉取失败', state.lastError)
   } finally {
     state.leaseInFlightKinds.delete('monitor')
@@ -1713,10 +1674,6 @@ async function resumeLeasedMonitoringTasks(source: 'startup' | 'reconnect'): Pro
     }
     void pullNextTask('monitor')
   } catch (error) {
-    if (isApiClientError(error, 401)) {
-      handleAuthExpired(error)
-      return
-    }
     recordActivity('warn', '恢复监控租约失败', errorMessage(error))
   }
 }
@@ -3275,15 +3232,6 @@ function clampInteger(value: number, min: number, max: number): number {
   return Math.min(max, Math.max(min, Math.floor(value)))
 }
 
-function handleAuthExpired(error: unknown): void {
-  const message = errorMessage(error)
-  state.lastError = message
-  setTransportAuthState('expired')
-  recordActivity('danger', '客户端令牌已过期', message)
-  stopRuntime()
-  emitRuntimeAuthExpired(message)
-}
-
 function selectPublishAdapter(platform: string): PublishAdapter | null {
   if (platform === toutiaoAdapter.platform) {
     return toutiaoAdapter
@@ -3621,10 +3569,6 @@ function parseTimestamp(value: string | null | undefined): number | null {
   return Number.isNaN(timestamp) ? null : timestamp
 }
 
-function isApiClientError(error: unknown, status: number): error is ApiClientError {
-  return error instanceof ApiClientError && error.status === status
-}
-
 function isDesktopTaskEvent(value: unknown): value is DesktopTaskEventMessage {
   if (typeof value !== 'object' || value === null) {
     return false
diff --git a/apps/desktop-client/src/main/runtime-events.ts b/apps/desktop-client/src/main/runtime-events.ts
index f4827d1..75c81b9 100644
--- a/apps/desktop-client/src/main/runtime-events.ts
+++ b/apps/desktop-client/src/main/runtime-events.ts
@@ -1,11 +1,5 @@
 type RuntimeInvalidationReason = 'account-health' | 'publish-task-lease'
 
-type RuntimeAuthExpiredListener = (event: {
-  reason: 'client-auth-expired'
-  at: number
-  message: string
-}) => void
-
 type RuntimeInvalidationListener = (event: {
   reason: RuntimeInvalidationReason
   at: number
@@ -14,7 +8,6 @@ type RuntimeInvalidationListener = (event: {
 }) => void
 
 const listeners = new Set<RuntimeInvalidationListener>()
-const authExpiredListeners = new Set<RuntimeAuthExpiredListener>()
 
 export function emitRuntimeInvalidated(
   reason: RuntimeInvalidationReason,
@@ -44,28 +37,3 @@ export function onRuntimeInvalidated(listener: RuntimeInvalidationListener): ()
     listeners.delete(listener)
   }
 }
-
-export function emitRuntimeAuthExpired(message: string): void {
-  const event = {
-    reason: 'client-auth-expired',
-    at: Date.now(),
-    message,
-  } as const
-
-  for (const listener of authExpiredListeners) {
-    try {
-      listener(event)
-    } catch (error) {
-      console.warn('[desktop-runtime] auth-expired listener failed', {
-        message: error instanceof Error ? error.message : String(error),
-      })
-    }
-  }
-}
-
-export function onRuntimeAuthExpired(listener: RuntimeAuthExpiredListener): () => void {
-  authExpiredListeners.add(listener)
-  return () => {
-    authExpiredListeners.delete(listener)
-  }
-}