使用双重验证时，Microsoft Authenticator 应用可帮助你登录帐户。 在 Android 设备上安装 Authenticator Google Play 商店在中国不可用，因此只能从以下商店下载Microsoft Authenticator：

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。 使用 Windows 11 让日常任务更加轻松 当有很多任务时，Windows 11 可帮助你完成它们。

Microsoft Edge是 Microsoft 建議的瀏覽器 Windows 7 已不再支援 Internet Explorer 11。 因此建議您改為安裝 Microsoft Edge。 Microsoft Edge 是為了提供最佳網路體驗而建置，讓您在瀏覽時保有更大控制權和更多隱私權。

When you install an app from Microsoft Store, it will follow you to any device. Apps will also get updated automatically, so you always have the latest features. Here's how to download apps and games so you can get up and running right away. Open Microsoft Store. To get a game or app from Microsoft Store:

In the app, select Settings to make app-specific changes. Learn how to make Windows easier to see and easier to hear . Change common settings (like airplane mode and Wi‑Fi) on the fly from the action center on the taskbar.

If the old app icon still appears on your device, make sure you select the new app icon. After you open the Store app, the shortcuts for the old app should be removed automatically. If the old app icon isn't removed, you can delete it manually. Still having problems installing Quick Assist? Check out the following FAQs.

If you’ve been using Windows Live Mail, you might want to give the Windows Mail app a try. If you sign in to your PC with your Microsoft account, your email address is already set up in the Mail app. And the Mail app syncs with the People and Calendar apps on your PC and your Windows Phone.

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

了解有关影响 OneDrive 文件的上载和下载速度的因素，以及您可以执行哪些操作来提高传输速度。 将大量数据上载或下载到 OneDrive 所需的时间取决于你的 internet 连接速度、你离开我们的服务器的地理位置、internet 服务提供商 (ISP) 让你可以在一天内（计算机的速度和其他因素）进行上载。