diff --git a/src/main/services/BackupManager.ts b/src/main/services/BackupManager.ts
index 2d587776..92b5ef65 100644
--- a/src/main/services/BackupManager.ts
+++ b/src/main/services/BackupManager.ts
@@ -119,10 +119,10 @@ class BackupManager {
       await fs.remove(this.tempDir)
       onProgress({ stage: 'completed', progress: 100, total: 100 })
 
-      Logger.log('Backup completed successfully')
+      Logger.log('[BackupManager] Backup completed successfully')
       return backupedFilePath
     } catch (error) {
-      Logger.error('Backup failed:', error)
+      Logger.error('[BackupManager] Backup failed:', error)
       throw error
     }
   }
diff --git a/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx b/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
index 913af6f1..e0e7487b 100644
--- a/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
+++ b/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
@@ -1,10 +1,9 @@
-import { FolderOpenOutlined, SaveOutlined, SyncOutlined } from '@ant-design/icons'
+import { FolderOpenOutlined, SaveOutlined, SyncOutlined, WarningOutlined } from '@ant-design/icons'
 import { HStack } from '@renderer/components/Layout'
 import { useTheme } from '@renderer/context/ThemeProvider'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { backupToWebdav, restoreFromWebdav, startAutoSync, stopAutoSync } from '@renderer/services/BackupService'
-import { useAppDispatch } from '@renderer/store'
+import { useAppDispatch, useAppSelector } from '@renderer/store'
 import {
   setWebdavAutoSync,
   setWebdavHost as _setWebdavHost,
@@ -56,7 +55,7 @@ const WebDavSettings: FC = () => {
 
   const { t } = useTranslation()
 
-  const { webdavSync } = useRuntime()
+  const { webdavSync } = useAppSelector((state) => state.backup)
 
   // 把之前备份的文件定时上传到 webdav，首先先配置 webdav 的 host, port, user, pass, path
 
@@ -82,16 +81,16 @@ const WebDavSettings: FC = () => {
     return (
       <HStack gap="5px" alignItems="center">
         {webdavSync.syncing && <SyncOutlined spin />}
+        {!webdavSync.syncing && webdavSync.lastSyncError && (
+          <Tooltip title={`${t('settings.data.webdav.syncError')}: ${webdavSync.lastSyncError}`}>
+            <WarningOutlined style={{ color: 'red' }} />
+          </Tooltip>
+        )}
         {webdavSync.lastSyncTime && (
           <span style={{ color: 'var(--text-secondary)' }}>
             {t('settings.data.webdav.lastSync')}: {dayjs(webdavSync.lastSyncTime).format('HH:mm:ss')}
           </span>
         )}
-        {webdavSync.lastSyncError && (
-          <span style={{ color: 'var(--error-color)' }}>
-            {t('settings.data.webdav.syncError')}: {webdavSync.lastSyncError}
-          </span>
-        )}
       </HStack>
     )
   }
diff --git a/src/renderer/src/services/BackupService.ts b/src/renderer/src/services/BackupService.ts
index 54d85e13..e78e9e38 100644
--- a/src/renderer/src/services/BackupService.ts
+++ b/src/renderer/src/services/BackupService.ts
@@ -1,7 +1,7 @@
 import db from '@renderer/databases'
 import i18n from '@renderer/i18n'
 import store from '@renderer/store'
-import { setWebDAVSyncState } from '@renderer/store/runtime'
+import { setWebDAVSyncState } from '@renderer/store/backup'
 import dayjs from 'dayjs'
 import Logger from 'electron-log'
 
@@ -95,25 +95,28 @@ export async function backupToWebdav({
     if (success) {
       store.dispatch(
         setWebDAVSyncState({
-          lastSyncTime: Date.now(),
           lastSyncError: null
         })
       )
       showMessage && window.message.success({ content: i18n.t('message.backup.success'), key: 'backup' })
     } else {
       store.dispatch(setWebDAVSyncState({ lastSyncError: 'Backup failed' }))
-      showMessage && window.message.error({ content: i18n.t('message.backup.failed'), key: 'backup' })
+      window.message.error({ content: i18n.t('message.backup.failed'), key: 'backup' })
     }
   } catch (error: any) {
     store.dispatch(setWebDAVSyncState({ lastSyncError: error.message }))
-    console.error('[backup] backupToWebdav: Error uploading file to WebDAV:', error)
-    showMessage &&
-      window.modal.error({
-        title: i18n.t('message.backup.failed'),
-        content: error.message
-      })
+    console.error('[Backup] backupToWebdav: Error uploading file to WebDAV:', error)
+    window.modal.error({
+      title: i18n.t('message.backup.failed'),
+      content: error.message
+    })
   } finally {
-    store.dispatch(setWebDAVSyncState({ syncing: false }))
+    store.dispatch(
+      setWebDAVSyncState({
+        lastSyncTime: Date.now(),
+        syncing: false
+      })
+    )
     isManualBackupRunning = false
   }
 }
@@ -126,7 +129,7 @@ export async function restoreFromWebdav(fileName?: string) {
   try {
     data = await window.api.backup.restoreFromWebdav({ webdavHost, webdavUser, webdavPass, webdavPath, fileName })
   } catch (error: any) {
-    console.error('[backup] restoreFromWebdav: Error downloading file from WebDAV:', error)
+    console.error('[Backup] restoreFromWebdav: Error downloading file from WebDAV:', error)
     window.modal.error({
       title: i18n.t('message.restore.failed'),
       content: error.message
@@ -136,7 +139,7 @@ export async function restoreFromWebdav(fileName?: string) {
   try {
     await handleData(JSON.parse(data))
   } catch (error) {
-    console.error('[backup] Error downloading file from WebDAV:', error)
+    console.error('[Backup] Error downloading file from WebDAV:', error)
     window.message.error({ content: i18n.t('error.backup.file_format'), key: 'restore' })
   }
 }
@@ -171,6 +174,7 @@ export function startAutoSync() {
     }
 
     const { webdavSyncInterval } = store.getState().settings
+    const { webdavSync } = store.getState().backup
 
     if (webdavSyncInterval <= 0) {
       console.log('[AutoSync] Invalid sync interval, auto sync disabled')
@@ -178,9 +182,21 @@ export function startAutoSync() {
       return
     }
 
-    syncTimeout = setTimeout(performAutoBackup, webdavSyncInterval * 60 * 1000)
+    // 用户指定的自动备份时间间隔（毫秒）
+    const requiredInterval = webdavSyncInterval * 60 * 1000
 
-    console.log(`[AutoSync] Next sync scheduled in ${webdavSyncInterval} minutes`)
+    // 如果存在最后一次同步WebDAV的时间，以它为参考计算下一次同步的时间
+    const timeUntilNextSync = webdavSync?.lastSyncTime
+      ? Math.max(1000, webdavSync.lastSyncTime + requiredInterval - Date.now())
+      : requiredInterval
+
+    syncTimeout = setTimeout(performAutoBackup, timeUntilNextSync)
+
+    console.log(
+      `[AutoSync] Next sync scheduled in ${Math.floor(timeUntilNextSync / 1000 / 60)} minutes ${Math.floor(
+        (timeUntilNextSync / 1000) % 60
+      )} seconds`
+    )
   }
 
   async function performAutoBackup() {
@@ -192,7 +208,7 @@ export function startAutoSync() {
 
     isAutoBackupRunning = true
     try {
-      console.log('[AutoSync] Performing auto backup...')
+      console.log('[AutoSync] Starting auto backup...')
       await backupToWebdav({ showMessage: false })
     } catch (error) {
       console.error('[AutoSync] Auto backup failed:', error)
diff --git a/src/renderer/src/store/backup.ts b/src/renderer/src/store/backup.ts
new file mode 100644
index 00000000..a8b7d342
--- /dev/null
+++ b/src/renderer/src/store/backup.ts
@@ -0,0 +1,32 @@
+import { createSlice, PayloadAction } from '@reduxjs/toolkit'
+
+export interface WebDAVSyncState {
+  lastSyncTime: number | null
+  syncing: boolean
+  lastSyncError: string | null
+}
+
+export interface BackupState {
+  webdavSync: WebDAVSyncState
+}
+
+const initialState: BackupState = {
+  webdavSync: {
+    lastSyncTime: null,
+    syncing: false,
+    lastSyncError: null
+  }
+}
+
+const backupSlice = createSlice({
+  name: 'backup',
+  initialState,
+  reducers: {
+    setWebDAVSyncState: (state, action: PayloadAction<Partial<WebDAVSyncState>>) => {
+      state.webdavSync = { ...state.webdavSync, ...action.payload }
+    }
+  }
+})
+
+export const { setWebDAVSyncState } = backupSlice.actions
+export default backupSlice.reducer
diff --git a/src/renderer/src/store/index.ts b/src/renderer/src/store/index.ts
index 0f4b5a42..9eb96906 100644
--- a/src/renderer/src/store/index.ts
+++ b/src/renderer/src/store/index.ts
@@ -5,6 +5,7 @@ import storage from 'redux-persist/lib/storage'
 
 import agents from './agents'
 import assistants from './assistants'
+import backup from './backup'
 import copilot from './copilot'
 import knowledge from './knowledge'
 import llm from './llm'
@@ -21,6 +22,7 @@ import websearch from './websearch'
 const rootReducer = combineReducers({
   assistants,
   agents,
+  backup,
   paintings,
   llm,
   settings,
@@ -38,7 +40,7 @@ const persistedReducer = persistReducer(
   {
     key: 'cherry-studio',
     storage,
-    version: 81,
+    version: 82,
     blacklist: ['runtime', 'messages'],
     migrate
   },
diff --git a/src/renderer/src/store/migrate.ts b/src/renderer/src/store/migrate.ts
index edf5f869..ccf55bca 100644
--- a/src/renderer/src/store/migrate.ts
+++ b/src/renderer/src/store/migrate.ts
@@ -772,6 +772,22 @@ const migrateConfig = {
   '81': (state: RootState) => {
     addProvider(state, 'copilot')
     return state
+  },
+  '82': (state: RootState) => {
+    const runtimeState = state.runtime as any
+    if (runtimeState?.webdavSync) {
+      state.backup = state.backup || {}
+      state.backup = {
+        ...state.backup,
+        webdavSync: {
+          lastSyncTime: runtimeState.webdavSync.lastSyncTime || null,
+          syncing: runtimeState.webdavSync.syncing || false,
+          lastSyncError: runtimeState.webdavSync.lastSyncError || null
+        }
+      }
+      delete runtimeState.webdavSync
+    }
+    return state
   }
 }
 
diff --git a/src/renderer/src/store/runtime.ts b/src/renderer/src/store/runtime.ts
index e7962ec3..727ee182 100644
--- a/src/renderer/src/store/runtime.ts
+++ b/src/renderer/src/store/runtime.ts
@@ -11,12 +11,6 @@ export interface UpdateState {
   available: boolean
 }
 
-export interface WebDAVSyncState {
-  lastSyncTime: number | null
-  syncing: boolean
-  lastSyncError: string | null
-}
-
 export interface RuntimeState {
   avatar: string
   generating: boolean
@@ -25,7 +19,6 @@ export interface RuntimeState {
   filesPath: string
   resourcesPath: string
   update: UpdateState
-  webdavSync: WebDAVSyncState
   export: ExportState
 }
 
@@ -48,11 +41,6 @@ const initialState: RuntimeState = {
     downloadProgress: 0,
     available: false
   },
-  webdavSync: {
-    lastSyncTime: null,
-    syncing: false,
-    lastSyncError: null
-  },
   export: {
     isExporting: false
   }
@@ -83,9 +71,6 @@ const runtimeSlice = createSlice({
     setUpdateState: (state, action: PayloadAction<Partial<UpdateState>>) => {
       state.update = { ...state.update, ...action.payload }
     },
-    setWebDAVSyncState: (state, action: PayloadAction<Partial<WebDAVSyncState>>) => {
-      state.webdavSync = { ...state.webdavSync, ...action.payload }
-    },
     setExportState: (state, action: PayloadAction<Partial<ExportState>>) => {
       state.export = { ...state.export, ...action.payload }
     }
@@ -100,7 +85,6 @@ export const {
   setFilesPath,
   setResourcesPath,
   setUpdateState,
-  setWebDAVSyncState,
   setExportState
 } = runtimeSlice.actions