了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Learn how to use the PC Health Check app to help you improve your device performance.

If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC.

Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

了解使用美国键盘布局在 OneNote 中执行常见任务的键盘快捷方式。

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Hotmail está ahora Outlook.com. Aprenda a iniciar sesión para acceder a su cuenta de correo electrónico de Outlook.com, Hotmail, Live o MSN.

Learn how to find and change settings in Windows. Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.

Find out how to fix sound or audio problems in Windows.

Learn how to install Windows 11, including the recommended option of visiting the Windows Update page in Settings.