Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

Help to decide whether you should install the 32-bit Office version or the 64-bit Office version. Which version is right for you depends on how you plan to use Office. Find out about choosing between 32-bit Office and 64-bit Office.

Internet Explorer 11 支持已于 2022 年 6 月 15 日结束。 如果访问的任何网站需要Internet Explorer 11，则可以在Microsoft Edge中使用Internet Explorer模式打开它。

可以查看和清除存储在单个设备上、所有同步设备和云中的 Microsoft Edge 浏览历史记录。 你可以随时选择清除浏览历史记录。

So öffnen Sie die PC-Integritätsprüfung. Verwenden Sie in Windows „Suchen“ auf der Taskleiste, um nach „PC-Integritätsprüfung“ zu suchen, und wählen Sie die App dann aus der Ergebnisliste aus.

了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.