The Microsoft Authenticator app is not displaying code – Possible causes Time synchronization issues: The Microsoft Authenticator App generates the TOTPs based on time-sensitive algorithms.

All you have to do is scan a QR code for the service you want to turn 2FA on for, and the app will generate a new log-in code around every 30 seconds. This week, Google has given its 2FA app ...

Normally, for 2FA apps, you’d have to do the process I described previously to sync an account to authenticator apps across multiple devices: Logging into your accounts and disabling 2FA ...