Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。 这些选项有助于更轻松地登录电脑，因为你的 PIN 仅与一台设备相关联，并且它已使用 Microsoft 帐户进行 ...

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Find out how to free up space on your device by deleting unnecessary files, uninstalling apps, and moving files to other drives.

了解如何使用设备管理器更新Windows中的驱动程序或重新安装驱动程序。 注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

In the list next to Personalize your background, select Picture, Solid color, Slideshow, or Windows Spotlight (to see a new image from around the world every day).

Alternate command key. What it does. Help. Opens the Help system (if any) for the active window. Undo. Cancels the previous action. Redo. Cancels the previous Undo action.

了解如何使用 Android、iOS 或 Windows 设备在 Xbox 上玩云游戏。更多游戏方式 现在，你可以在智能电视上使用 Xbox 应用玩 Xbox 游戏。 无需主机！

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

Windows devices may get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.

The easiest way to get language packs for Windows 8.1 and Windows RT is to download and install them using the Language Control Panel. Download and install additional languages to view menus, dialog boxes, and other user interface items in your preferred language.