Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Find out how to play with cloud gaming on devices you already have

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.

Make sure you have the latest updates on your Windows device. Press the Start button , then choose Settings.Go to Update & security (Windows Update on Windows 11), then select Check for updates.; Check your Game Bar settings. Press the Start button , then choose Settings.Go to Gaming > Game bar, then turn on Record game clips, screenshots, and broadcast using Game bar.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

购买新电脑. 如何知道现在是使用新电脑的时候了. 帮助我选择新的Windows 11电脑. 帮助我选择由 Microsoft 设计的笔记本电脑

After setting up web protection, we'll set up anti-malware protection.To do this we need to ask for a couple more permissions. Access device storage. Microsoft Defender scans apps and files on your device to watch for possible threats.