Learn how to manage background activity for apps to help save battery power in Windows.

Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.

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

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

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Fixes an issue in which applications that use the MFC library of Visual C++ 2013 may behave incorrectly when the operating system is in high-DPI mode.

Use your keyboard to move around Microsoft Teams views, open menus, send messages, start and end calls, and more.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

Before you begin filling out the form. The steps below will help guide you when filling out the account recovery form. It can be a lengthy process as it's designed to ask questions about your account that only you can answer.

使用最新软件更新控制器可最大程度地提高控制器的功能和兼容性。 可以使用 USB 连接，也可以在电脑上使用 Xbox 配件应用，从而以无线方式更新控制器。