了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。

2.验证你的身份. 为了保护你的安全，Microsoft 必须先验证你的身份，你才能继续重置密码。

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。

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

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.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Use a ready signature template from a gallery to create your email signature in Outlook.

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.

设置单元格显示器中包含的公式，而非公式结果。 保护单元格，防止公式显示或更改。

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.