Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Saiba como criar mídia de instalação para instalar ou reinstalar o Windows 7, o Windows 8.1 ou o Windows 10.

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

There are some solutions you can try. First steps if your Surface Type Cover or Keyboard doesn't work. To try to resolve these issues, you can begin by following the steps below to get the latest updates, detach the Type cover or keyboard, force a restart, reattach the Type Cover or Keyboard, or confirm connectivity.. Get the latest updates

Learn how to locate your Microsoft Office product key, which allows you to activate and use your Office products without requiring a Microsoft account.

借助提示和资源自行进行疑难解答以解决 Windows 蓝屏错误；如果你需要更多帮助，请联系 Microsoft 支持。

This article shows you how to use the Fn key and the F lock key.

Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

Use Excel to create a chart from scratch or with recommended charts. Learn how to add a trendline and customize your chart style.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.