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

若要在 Apple 设备上使用 Xbox Cloud Gaming，请按照以下步骤操作或观看视频： 视频说明 有关云游戏和要求的详细信息，请访问： 如何使用云游戏

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

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

使用 Authenticator 作为登录的一种方式 如果已为帐户启用无密码、双重或多重身份验证，请使用以下步骤登录： 转到要登录的网站。 在登录提示符下输入用户名，然后选择“ 下一步 ”。 选择“ 发送通知 ”。

Before you can use Authenticator as a way to sign in, you need to download the app and have already added Authenticator to your accounts. Starting July 2025, the autofill feature in Authenticator will stop working, and from August 2025, passwords will no longer be accessible in Authenticator.

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An authenticator app like Microsoft Authenticator that can provide easier verification, and also allows you to sign in even if the verification device is offline.

Learn how to use encryption and other security settings to protect messages sent from Outlook.

Several Microsoft 365 apps have versions available for Windows Mobile, iOS, and Android devices. For more information about the apps, see Microsoft 365 for Mobile.