To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store. Get the app

在 iOS 设备上安装 Authenticator 扫描 QR 码或从 Apple 应用商店下载并安装 Authenticator。 ... 1 对于 iOS，推送通知仅通过 QR 码扫描工作。

在 iOS 设备上安装 Authenticator 扫描 QR 码或从 Apple 应用商店下载并安装 Authenticator。 重要: Microsoft不再支持超过一年的 Authenticator 版本。 始终使设备保持最新状态。

Sign-in options Usage Guidelines URL: Privacy Policy URL: ...

Microsoft Support

Microsoft Support

If this is the first time you're setting up Authenticator, you might receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). Allow the app to use the camera so that you can take a picture of a QR code in one step.

Xbox Support ... Xbox Support

Find out how to submit a case review and learn more about your Xbox enforcements.

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