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.

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

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.

Help Microsoft stop scammers, whether they claim to be from Microsoft or not, by reporting tech support scams at: www.microsoft.com/reportascam. You can also report unsafe websites in Microsoft Edge by selecting Settings and More > Help and Feedback > Report unsafe site when you encounter something suspicious.

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.

Create Windows 11 installation media. 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.

To find a customer service phone number in your country, please click a region and find your country. Note: Support cases for Surface devices may only be initiated online.

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.

全球客户服务电话号码. 要查找你所在国家/地区的客服电话号码，请单击一个地区并查找你所在的国家/地区。. 注意: Surface 设备的支持案例只能 在线 启动。. 本页提供 Microsoft 客服的电话号码。.