Select Start , then select Settings > Personalization > Themes.Choose from a default theme or select Get more themes in Microsoft Store if you want to download new themes with desktop backgrounds that feature cute critters, breathtaking landscapes, and other smile-inducing options.

Learn more about how to find all your apps and programs in the all new Windows Start menu.

In the new Teams, you can switch between apps, respond to chat messages, and join meetings and calls more quickly while using less battery and memory.

Learn what you can do if you're not receiving account aign-in verification codes.

If you need help with Outlook.com, you can read our self-help content, or get support via email.

了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

更改第一页上的页眉或页脚，或者文档中的任何其他页面。

Use Microsoft Teams (work or school) for a Microsoft work or school account or a guest account in Windows 11. Also, find out which version of Teams you’re using.

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.