Find your Windows product key - Microsoft Support
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.
Applies To:
Microsoft account dashboard
Download drivers and firmware for Surface - Microsoft Support
Download drivers and firmware for Surface. Windows 11 Windows 10 Surface. Updates keep your Surface performing its best. Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware.
Avoid and report Microsoft technical support scams
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.
Contact us | Xbox Support
Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.
Xbox Game Pass Friends & Family 的所有相关信息
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 ...
购买和付款 | Skype 支持
在日本获取 Skype 号码的要求是什么？. 根据日本法规，自 2023 年 6 月 12 日起，当你请求 Skype 号码 在日本，需要通过验证流程才能购买号码。. 完成验证流后，你将获得所选的 Skype 号码。. 以下是下订单后可能发生的情况： 您必须上传身份证 (护照、我的号码卡 ...
Windows Update Troubleshooter - Microsoft Support
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.
Recovery options in Windows - Microsoft Support
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.
Reset or recover your lost Microsoft account password
Follow these steps to reset your Microsoft account password. If you know the email address that you used to set up your Microsoft account (which is used to sign in to your Xbox profile), you can reset your password now: Go to Reset your password and enter your email address.
Ways to install Windows 11 - Microsoft Support
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.