Use the Microsoft Authenticator app to scan the QR code or manually input the key. The app will give you a code to enter. Go back into Facebook and input the code.

You can use Microsoft Authenticator on multiple devices by scanning the same QR code during setup. When the QR code is displayed, scan it on both phones to ensure they generate identical codes.

One scam app even captures your QR codes.You don’t have to look very hard for it: The developer took out an App Store ad, which means it is prominently shown when you search for authenticator apps.

If your school or work uses Microsoft accounts, then you may want to consider Microsoft Authenticator for iPhone and Android. It also works for non-Microsoft accounts — like Google, Facebook ...

If you use the Microsoft Authenticator app for two-factor (2FA) authentication, you'll have to move it to your new phone separately by backing up your data to the cloud and restoring it on your ...

After you install the Microsoft Authenticator app, return to your computer and choose Next. 4. On your phone, open the Microsoft Authenticator App; if prompted, allow notifications. Then, add an ...

Microsoft Authenticator is available for iOS and Android devices. On iOS, users must have an iCloud account for the storage location. Both Android and iOS users need a personal Microsoft account ...