Device encryption helps protect your data and it's available on a wide range of Windows devices.

下面的步骤介绍如何更改 已知 密码。 如果你因忘记密码而需要 重置 密码，请参阅 重置 Microsoft 帐户密码 。. 更改密码. 转到 account.microsoft.com，如果你尚未登录，则使用要更新的帐户的用户名和密码登录。

Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

Get the steps for setting up dual monitors on your Windows PC.

了解如何重置更改 Microsoft 帐户密码。 获取有关忘记 Microsoft 帐户密码的帮助。

Find everything you need to manage your Xbox account, profile, and more.

Learn how to calibrate your HDR display by using the Windows HDR Calibration app that you can download from the Microsoft Store.

如果我的设备上没有管理员权限，该怎么办？ 若要完全升级到新的 Microsoft Edge，必须使用管理员帐户登录到设备。

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Select Start , then select Settings > Personalization > Themes.Choose from a default theme or select Get more themes in Microsoft Store if you want to download new themes with desktop backgrounds that feature cute critters, breathtaking landscapes, and other smile-inducing options.