Resync a Duo Hardware Token

This document provides instructions to resync a U-M Hardware Token.

Resync a U-M Hardware Token

If the login screen displays “Incorrect passcode. Please try again.” your Duo hardware token may be out of sync. You can re-sync it by generating a new passcode three more times and entering each passcode. On the third entry, you should be logged in successfully.

 Note  If the hardware token displays "BATT00," the battery is exhauste and the token needs to be replaced.