Enable Cloud backup. How do I get a QR code for the Microsoft Authenticator app? Why is the sign-in approval push notification or pop-up not showing up? You might not see the necessary approval ...

This usually generates a QR code, which you can then scan using the Microsoft Authenticator app. Now that you have your accounts set up, you'll be prompted to enter a six-digit code the next time ...

To use Microsoft Authenticator with a non-Microsoft site or app, you'll need to have the QR code handy from the site or app in question so that you can scan it within the Authenticator app.

A number of attendees opened Microsoft Authenticator, scanned the QR code, and proceeded to overwrite another application’s TOTP (Time-based One-Time Password) key,” Randall wrote.

1. On your computer, on the Microsoft set-up page, under Security Info click +Add method. Note: If this is the first time you are setting up the Microsoft Authenticator app, you might receive a prompt ...