diff --git a/apps/desktop-client/src/main/bootstrap.ts b/apps/desktop-client/src/main/bootstrap.ts
index 090eeae..0a1e24b 100644
--- a/apps/desktop-client/src/main/bootstrap.ts
+++ b/apps/desktop-client/src/main/bootstrap.ts
@@ -37,6 +37,11 @@ import {
   registerObservedRequestRendererTarget,
 } from './network-observer'
 import { getPlaywrightCDPPort, startHiddenPlaywrightReaper } from './playwright-cdp'
+import {
+  clearSavedLoginCredentials,
+  getSavedLoginCredentials,
+  saveLoginCredentials,
+} from './login-credentials'
 import { initProcessMetricsSampler } from './process-metrics'
 import { registerRendererDevtoolsProxyTarget } from './renderer-devtools-proxy'
 import {
@@ -925,6 +930,16 @@ function registerBridgeHandlers(): void {
     return null
   })
   ipcMain.handle('desktop:get-app-settings', () => getDesktopAppSettings())
+  ipcMain.handle('desktop:get-login-credentials', () => getSavedLoginCredentials())
+  safeHandle(
+    'desktop:save-login-credentials',
+    (_event, credentials: { identifier?: unknown; password?: unknown }) =>
+      saveLoginCredentials({
+        identifier: typeof credentials?.identifier === 'string' ? credentials.identifier : '',
+        password: typeof credentials?.password === 'string' ? credentials.password : '',
+      }),
+  )
+  ipcMain.handle('desktop:clear-login-credentials', () => clearSavedLoginCredentials())
   safeHandle(
     'desktop:set-app-setting',
     async (_event, key: DesktopAppSettingKey, value: boolean) => {
diff --git a/apps/desktop-client/src/main/login-credentials.ts b/apps/desktop-client/src/main/login-credentials.ts
new file mode 100644
index 0000000..e235e68
--- /dev/null
+++ b/apps/desktop-client/src/main/login-credentials.ts
@@ -0,0 +1,87 @@
+import { existsSync, readFileSync, rmSync, writeFileSync } from 'node:fs'
+import { join } from 'node:path'
+
+import { app, safeStorage } from 'electron/main'
+
+export interface DesktopLoginCredentials {
+  identifier: string
+  password: string
+}
+
+interface PersistedLoginCredentials {
+  version?: number
+  identifier?: unknown
+  encryptedPassword?: unknown
+}
+
+function credentialsPath(): string {
+  return join(app.getPath('userData'), 'login-credentials.json')
+}
+
+function normalizeCredentials(input: unknown): PersistedLoginCredentials {
+  if (!input || typeof input !== 'object') {
+    return {}
+  }
+  return input as PersistedLoginCredentials
+}
+
+export function getSavedLoginCredentials(): DesktopLoginCredentials | null {
+  try {
+    if (!existsSync(credentialsPath())) {
+      return null
+    }
+
+    const persisted = normalizeCredentials(JSON.parse(readFileSync(credentialsPath(), 'utf8')))
+    const identifier = typeof persisted.identifier === 'string' ? persisted.identifier : ''
+    const encryptedPassword =
+      typeof persisted.encryptedPassword === 'string' ? persisted.encryptedPassword : ''
+
+    if (!identifier || !encryptedPassword || !safeStorage.isEncryptionAvailable()) {
+      return null
+    }
+
+    const password = safeStorage.decryptString(Buffer.from(encryptedPassword, 'base64'))
+    return password ? { identifier, password } : null
+  } catch (error) {
+    console.warn('[login-credentials] read failed', {
+      message: error instanceof Error ? error.message : String(error),
+    })
+    return null
+  }
+}
+
+export function saveLoginCredentials(credentials: DesktopLoginCredentials): DesktopLoginCredentials {
+  const identifier = credentials.identifier.trim()
+  if (!identifier || !credentials.password) {
+    clearSavedLoginCredentials()
+    return { identifier: '', password: '' }
+  }
+
+  if (!safeStorage.isEncryptionAvailable()) {
+    throw new Error('login_credentials_encryption_unavailable')
+  }
+
+  const encryptedPassword = safeStorage.encryptString(credentials.password).toString('base64')
+  writeFileSync(
+    credentialsPath(),
+    JSON.stringify({
+      version: 1,
+      identifier,
+      encryptedPassword,
+      updatedAt: new Date().toISOString(),
+    }),
+    'utf8',
+  )
+  return { identifier, password: credentials.password }
+}
+
+export function clearSavedLoginCredentials(): null {
+  try {
+    rmSync(credentialsPath(), { force: true })
+  } catch (error) {
+    console.warn('[login-credentials] clear failed', {
+      message: error instanceof Error ? error.message : String(error),
+    })
+  }
+  return null
+}
diff --git a/apps/desktop-client/src/preload/bridge.ts b/apps/desktop-client/src/preload/bridge.ts
index f784538..8561253 100644
--- a/apps/desktop-client/src/preload/bridge.ts
+++ b/apps/desktop-client/src/preload/bridge.ts
@@ -33,6 +33,11 @@ interface DesktopAppSettings {
   keepRunningInBackground: boolean
 }
 
+interface DesktopLoginCredentials {
+  identifier: string
+  password: string
+}
+
 const rendererProxyRequestChannel = 'desktop:renderer-devtools-proxy:request'
 const rendererProxyResponseChannel = 'desktop:renderer-devtools-proxy:response'
 
@@ -137,6 +142,14 @@ const desktopBridge = {
     openSettingsWindow: () => ipcRenderer.invoke('desktop:open-settings-window') as Promise<null>,
     getAppSettings: () =>
       ipcRenderer.invoke('desktop:get-app-settings') as Promise<DesktopAppSettings>,
+    getLoginCredentials: () =>
+      ipcRenderer.invoke('desktop:get-login-credentials') as Promise<DesktopLoginCredentials | null>,
+    saveLoginCredentials: (credentials: DesktopLoginCredentials) =>
+      ipcRenderer.invoke('desktop:save-login-credentials', credentials) as Promise<
+        DesktopLoginCredentials
+      >,
+    clearLoginCredentials: () =>
+      ipcRenderer.invoke('desktop:clear-login-credentials') as Promise<null>,
     setAppSetting: (key: keyof DesktopAppSettings, value: boolean) =>
       ipcRenderer.invoke('desktop:set-app-setting', key, value) as Promise<DesktopAppSettings>,
     syncRuntimeSession: (session: DesktopRuntimeSessionSyncRequest | null) =>
diff --git a/apps/desktop-client/src/renderer/env.d.ts b/apps/desktop-client/src/renderer/env.d.ts
index e35b50a..dcc7fa7 100644
--- a/apps/desktop-client/src/renderer/env.d.ts
+++ b/apps/desktop-client/src/renderer/env.d.ts
@@ -17,6 +17,11 @@ declare global {
     keepRunningInBackground: boolean
   }
 
+  interface DesktopLoginCredentials {
+    identifier: string
+    password: string
+  }
+
   interface Window {
     desktopBridge: {
       app: {
@@ -54,6 +59,11 @@ declare global {
         openExternalUrl(url: string): Promise<null>
         openSettingsWindow(): Promise<null>
         getAppSettings(): Promise<DesktopAppSettings>
+        getLoginCredentials(): Promise<DesktopLoginCredentials | null>
+        saveLoginCredentials(
+          credentials: DesktopLoginCredentials,
+        ): Promise<DesktopLoginCredentials>
+        clearLoginCredentials(): Promise<null>
         setAppSetting(key: keyof DesktopAppSettings, value: boolean): Promise<DesktopAppSettings>
         syncRuntimeSession(session: DesktopRuntimeSessionSyncRequest | null): Promise<null>
         rotateRuntimeClientToken(): Promise<DesktopClientRotateResponse>
diff --git a/apps/desktop-client/src/renderer/views/LoginView.vue b/apps/desktop-client/src/renderer/views/LoginView.vue
index 95a8c2b..7ef4211 100644
--- a/apps/desktop-client/src/renderer/views/LoginView.vue
+++ b/apps/desktop-client/src/renderer/views/LoginView.vue
@@ -7,15 +7,15 @@ const { apiBaseURL, error, pending, setApiBaseURL, login } = useDesktopSession()
 const menuOpen = ref(false)
 const showServerDialog = ref(false)
 const showPassword = ref(false)
-const rememberAccount = ref(!!localStorage.getItem('geo_rankly_saved_identifier'))
-const savedIdentifier =
+const legacySavedIdentifier =
   localStorage.getItem('geo_rankly_saved_identifier') ??
   localStorage.getItem('geo_rankly_saved_email') ??
   ''
+const rememberCredentials = ref(!!legacySavedIdentifier)
 
 const form = reactive({
   apiBaseURL: apiBaseURL.value,
-  identifier: savedIdentifier,
+  identifier: legacySavedIdentifier,
   password: '',
 })
 
@@ -25,8 +25,11 @@ function toggleMenu() {
   menuOpen.value = !menuOpen.value
 }
 
-function onRememberChange(event: Event) {
-  rememberAccount.value = (event.target as HTMLInputElement).checked
+async function onRememberChange(event: Event) {
+  rememberCredentials.value = (event.target as HTMLInputElement).checked
+  if (!rememberCredentials.value) {
+    await clearSavedCredentials()
+  }
 }
 
 function handleOutsideClick(event: MouseEvent) {
@@ -53,22 +56,58 @@ function saveServerSettings() {
 }
 
 async function submitLogin() {
-  localStorage.removeItem('geo_rankly_saved_password')
-  if (rememberAccount.value) {
-    localStorage.setItem('geo_rankly_saved_identifier', form.identifier)
-    localStorage.removeItem('geo_rankly_saved_email')
-  } else {
-    localStorage.removeItem('geo_rankly_saved_identifier')
-    localStorage.removeItem('geo_rankly_saved_email')
-  }
-
   await login({
     identifier: form.identifier,
     password: form.password,
   })
+  await persistCredentialsPreference()
   await window.desktopBridge?.app?.setWindowMode?.('main', { source: 'login' })
 }
 
+async function hydrateSavedCredentials() {
+  try {
+    const saved = await window.desktopBridge?.app?.getLoginCredentials?.()
+    if (!saved) return
+    form.identifier = saved.identifier
+    form.password = saved.password
+    rememberCredentials.value = true
+  } catch (err) {
+    console.warn('[login-view] load saved credentials failed', err)
+  }
+}
+
+async function clearSavedCredentials() {
+  localStorage.removeItem('geo_rankly_saved_identifier')
+  localStorage.removeItem('geo_rankly_saved_email')
+  localStorage.removeItem('geo_rankly_saved_password')
+  try {
+    await window.desktopBridge?.app?.clearLoginCredentials?.()
+  } catch (err) {
+    console.warn('[login-view] clear saved credentials failed', err)
+  }
+}
+
+async function persistCredentialsPreference() {
+  if (!rememberCredentials.value) {
+    await clearSavedCredentials()
+    return
+  }
+
+  const identifier = form.identifier.trim()
+  localStorage.setItem('geo_rankly_saved_identifier', identifier)
+  localStorage.removeItem('geo_rankly_saved_email')
+  localStorage.removeItem('geo_rankly_saved_password')
+
+  try {
+    await window.desktopBridge?.app?.saveLoginCredentials?.({
+      identifier,
+      password: form.password,
+    })
+  } catch (err) {
+    console.warn('[login-view] save credentials failed', err)
+  }
+}
+
 const lockCountdown = ref(0)
 let countdownTimer: ReturnType<typeof setInterval> | null = null
 
@@ -103,6 +142,7 @@ const displayError = computed(() => {
 
 onMounted(() => {
   document.addEventListener('mousedown', handleOutsideClick)
+  void hydrateSavedCredentials()
 })
 
 onBeforeUnmount(() => {
@@ -178,8 +218,8 @@ onBeforeUnmount(() => {
 
         <div class="options-row">
           <label class="check-label">
-            <input type="checkbox" :checked="rememberAccount" @change="onRememberChange" />
-            <span>记住账号</span>
+            <input type="checkbox" :checked="rememberCredentials" @change="onRememberChange" />
+            <span>记住账号和密码</span>
           </label>
         </div>