Learn what you can do if you're not receiving account aign-in verification codes.

Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

Learn how to view, manage, and delete cookies in Microsoft Edge.

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 download, install, and configure additional language packs for your version of Windows.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.