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.

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.

How to make PC games work better. Troubleshoot game audio or video issues on Windows. Troubleshoot gameplay, performance, and stability issues on a Windows device. How to get software and driver updates for Windows devices. Optimize available storage by customizing game installations.

如果你是 Xbox Game Pass Ultimate 会员，你将自动在主机上获得 EA Play 订阅会员资格，并可通过主机上的 Xbox Game Pass 体验浏览和下载 EA Play 游戏。. 如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员，则需要关联你的 EA 和 Xbox 帐户，然后确保你的电脑上安装了 EA Desktop ...

Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.

注册或注销 Xbox 设备. 在注册 Xbox 主机或配件时，你可以申请和跟踪维修、查看保修状态。. 如果你不再使用或不再拥有设备，也可以将其注销。. 如果你这样做，则将自动断开与 Microsoft Store 的链接，从而取消与将来下载游戏和应用的关联。. 全部折叠. 注册你的 ...

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

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

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.