了解如何在 Windows 10 和 Windows 11 中添加用户帐户。 有了帐户之后，每个人都可拥有单独的文件、浏览器收藏夹和私人桌面。

Get tips for how to set up and test microphones in Windows.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Open and edit PDF content in Word. To edit a PDF, open it in Word. This works best with PDFs that are mostly text.

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.

Get info on how to sign up for, extend, or check the latest offers on subscriptions on your Xbox console.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

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

Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.

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