Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to connect your Windows PC to external monitors and adjust the display settings.

了解如何创建用于安装或重新安装 Windows 7、Windows 8.1 或 Windows 10 的安装介质。

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

Learn about what effect closing a Microsoft account might have on your other apps and services.

Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

Learn how to use InPrivate browsing in Microsoft Edge if you don't want your browsing data saved on your PC.