Sign in using Microsoft Authenticator. Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

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

用户可以将 Authenticator 设置为在其设备上接收可用于验证其身份的验证码，而不是使用推送通知进行双重验证。. 这些验证码的有效期为 30 秒。. 注意: 若要对工作或学校帐户使用验证码，IT 管理员必须在“身份验证方法”边栏选项卡下启用Microsoft验证器。. 验证 ...

You can set up an authenticator app to send a notification to your mobile device or to send you a verification code as your security verification method. You aren't required to use the Microsoft Authenticator app, and you can select a different app during the set up process.

Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN. You can use Authenticator to sign in to your Microsoft personal, work, school or other accounts. Authenticator can be used three ways:

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.