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

了解成人可以如何管理家庭成员的游戏活动，并通过其 iOS 和 Android 手机设置内容限制。

Restore account credentials from Microsoft Authenticator You can restore or recover your account credentials saved by Microsoft Authenticator. Note: You can only backup and restore on the same device type. For example, accounts backed up using an iOS device cannot be restored on an Android device.

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.

You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

To back up your accounts on an iOS device you need to enable iCloud to use Authenticator and then enable backup in Authenticator. Enable iCloud Drive on your iOS device.

Players on devices running iOS 15 might experience error code 101 when trying to connect to Daily Challenges or signing in to their account in Microsoft Solitaire Collection.

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.

Messages that have the encrypt-only policy applied can be read directly in new Outlook, Outlook on the web, Outlook for iOS and Android, Outlook for Windows versions 2019 and newer, and Microsoft 365.

Learn how you can use Outlook for Android or iOS to sign into your Microsoft personal or work/school account.