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 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.

Note: Whether you set the toggle to Off or On, you'll still get the regular security updates as usual.The toggle determines how quickly you get the additional non-security updates, fixes, feature updates, and improvements. Want to learn about Windows monthly updates?

Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

Deinstallieren oder entfernen Sie Apps und Programme in der Einstellungs-App.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Learn how Smart charging in Windows can help your battery last longer over time.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.