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。

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.

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.

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.