Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

Check the Xbox services, games, and apps for any service outages.

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.

Learn how to download and install apps you need from your Microsoft 365 business subscription.

You can choose which apps will start automatically when you start your device.

Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Hotmail 现在是 Outlook.com。 了解如何登录以访问 Outlook.com、Hotmail、Live 或 MSN 电子邮件帐户。