Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Help for admins of small businesses. Microsoft Store support. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

The Xbox Accessories app has even more configurations you can set for the Xbox Elite Series 2 Wireless Controller and the Xbox Adaptive Controller, such as: Remapping bumpers and paddles. Configuring the level of vibration. Adjusting stick sensitivity curves. Swapping stick X and Y axes. Assigning Shift inputs.

兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意，如果帐户的未结余额或付款选项不再有效 ...

On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.

若要申请退款，需要登录用于购买的 Microsoft 帐户，并提供所购买内容的名称、订单编号以及需要退款的原因。. 可以联系 aka.ms/contactxboxsupport 以获取退款申请和其他支持。. 有关 Xbox 实物产品（如光盘游戏和控制器）和其他 Microsoft 产品的详细信息，请参阅 ...

Restore from a system restore point. Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.