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

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.

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

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).

Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

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

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.

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.

A phishing email is an email that appears legitimate but is actually an attempt to get your personal information or steal your money. Some deceptive emails appear to be from a safe sender but, in fact, have a "spoofed" source address to fool you. Here are some ways to deal with phishing and spoofing scams in Outlook.com. Spoof intelligence in Exchange Online Protection helps prevent phishing ...

If you don't have the Microsoft Authenticator app for iOS, select Download now. Tip: You can scan a QR code or send a link to your mobile device to download the Authenticator app from the Authenticator app page. After you've downloaded Authenticator, select Next. Select the phone method to receive codes by text.