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.

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.

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.

Check here for the known game issues that we're currently tracking and find out what you can do about them. Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Game Pass Ultimate or a supported free to play game is required for cloud gaming. See what else you can do to get the most out of your subscription.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

从 2023 年 8 月 15 日开始：我们将发送 Xbox Game Pass Ultimate 代码，以感谢你参与我们的预览计划 （对于主要和辅助成员），具体取决于主帐户持有者的剩余时间，如下表所述。. 你的共享 Friends & Family 订阅必须在 2023 年 8 月 15 日处于活动状态，才符合条件。. 若要 ...

If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

Virus & threat protection in Windows Security helps you scan for threats on your device. You can also run different types of scans, see the results of your previous virus and threat scans, and get the latest protection offered by Microsoft Defender Antivirus. Under Current threats you can:

The enablement package is a great option for installing a scoped feature update like Windows 10, version 22H2 as it enables an update from version 2004, 20H2, 21H1, or 21H2 to version 22H2 with a single restart, reducing update downtime. This enables devices to take advantage of new features now.