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

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.

If your computer is showing a black or blank screen in Windows, these troubleshooting tips could help get your system back up and running.

Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.

Learn how to activate Windows using an internet connection, automated system, or live support advocate.

Learn how to block someone or add email addresses to the safe senders list in Outlook on the web.

Windows 设备上的用户帐户名称显示已登录 Microsoft 帐户或工作/学校帐户的名称。 若要更改登录的用户，请选择任务栏上的 ...

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

Learn how to use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

What are passkeys? Passkeys are a replacement for your password. With passkeys, you can sign into your Microsoft personal account, or your work/school account using your face, fingerprint, or PIN.