Important: With two-step verification, you always need two forms of identification. This means that if you lose your phone, your password alone won't get you back into your account. For that reason, we strongly recommend you have three different sign-in methods associated with your account.

Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Go to the site where you want to sign in. Enter your username at the sign-in prompt and select Next. Select Send notification.

Choose your alternative verification method, and continue with the two-step verification process. After you're back in your account, you can update your verification methods (if necessary). For more info about add or changing your methods, see the Manage your settings for two-step verification article. Next steps Learn about your security info in the Security info (preview) overview article ...

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Xbox Support 提供有关 Xbox、Game Pass 和账单问题的帮助，并通过社区提供建议和客户服务。

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.

Learn how to add all your different accounts to the Microsoft Authenticator app.

瞭解如何透過瀏覽器、Xbox 主機或 Windows 裝置變更您的 Xbox 玩家代號。