About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Learn how to use Image Creator in Paint to generate diverse and realistic images using a powerful AI model called DALL-E.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

With Edge Chromium, you can add multiple profiles. Profiles allow multiple users to operate in a shared environment while maintaining access to their personalized browser settings, bookmarks, and extensions.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

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。

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