Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Important: You won't lose files or data by resetting OneDrive on your computer.Resetting OneDrive only disconnects all your sync connections (including personal and work or school).

Connecting to the internet when you’re setting up your Windows 10 or 11 PC ensures you get the latest features and security updates. You’ll need an internet connection to finish setting up a device running Windows 10 Home or Windows 11 Home / Pro.

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

The new Microsoft Edge is based on Chromium and was released on January 15, 2020. It is compatible with all supported versions of Windows, and macOS. With speed, performance, best in class compatibility for websites and extensions, and built-in privacy and security features, it's the only browser you'll ever need.

Try it! OneDrive gives you one place to store, share, and sync your work or school files. As part of your organization's Microsoft 365 subscription, or SharePoint Server, you can save your files in OneDrive and then work with them from almost any device.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

自从我们在 2018 年 10 月首次宣布“你的手机”和“你的手机助手”应用以来，这是一个令人兴奋的旅程。 从那时起，我们就开始把所有重要的功能和内容从 Android 手机带到了 Windows 电脑。