开始之前 确保要安装 Windows 11 的设备满足最低系统要求。如果设备当前正在运行 Windows 10，建议使用电脑健康状况检查应用验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。 有关详细信息，请参阅在不符合最低系统要求的电脑上安装 Windows 11。

A new PC running Windows The product key is preinstalled on your PC, included with the packaging the PC came in, or included on the Certificate of Authenticity (COA) attached to the PC. For more info, contact your hardware manufacturer, and for pictures of authentic product keys and COA labels, see How to tell your hardware is genuine .

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 the new Microsoft Edge now

Learn how to sign in and out of Microsoft Teams (free) with a Microsoft account, which you already have if you use Skype, OneDrive, Outlook.com, or Xbox Live.

A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.

Outlook for Microsoft 365 Outlook for Microsoft 365 for Mac Outlook 2021 Outlook 2019 Outlook 2016 Microsoft 365 admin New Outlook for Windows More... Less. If you have to change your email password, you’ll need to do that with your email provider (for example, Microsoft 365, Gmail, Yahoo, iCloud, Xfinity, or a corporate Exchange server ...

This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

Your account page is on Office.com. After you sign in, click the arrow next to your name, and then click My Account.

If the old app icon still appears on your device, make sure you select the new app icon. After you open the Store app the first time, the shortcuts for the old app should be removed automatically if you're running version 2.0.6.0 or higher. Related topic. Solve PC problems over a remote connection.