Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

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 drivers in Windows using Device Manager to update or reinstall a driver.

Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.

Windows 10和Windows 11 (原始) 旨在满足当今组织的复杂且不断发展的需求，提供：. 针对现代安全威胁的高级防护. 灵活的部署、更新和支持选项. 全面的设备和应用管理和控制. 通过帮助简化更新、Windows 10和Windows 11 (原始) ，还可以快速向最终用户提供最新创新 ...

Internet Explorer mode in Microsoft Edge Some sites are built to work with Internet Explorer and have functionality that isn't supported by modern browsers such as Microsoft Edge. If you need to view one of these sites, you can use Internet Explorer Mode in Microsoft Edge.

基于 Chromium 的新版 Microsoft Edge 已于 2020 年 1 月 15 日发布。 它与 Windows 和 macOS 的所有受支持版本兼容。 新版浏览器具备出色的速度和性能、适用于网站和扩展的一流兼容性以及内置的隐私和安全功能，可全面满足你的需求。 了解如何下载基于 Chromium 的新版 Microsoft Edge。

Se connecter à Hotmail ouOutlook.com Pour vous connecter à Outlook.com ou Hotmail, vous avez besoin du nom d’utilisateur et du mot de passe de votre compte Microsoft.

Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.