In a web browser, go to 2fa.gmu.edu. Click 2FA Account Login in the top right.
Log in with your Mason NetID and Patriot Pass Password.
Complete the second-factor authentication with your previously enrolled device.
On the Patriot Pass Password home page, click 2FA Account.
On the Manage Duo 2FA Account page, click Request Bypass Code.
You will then see a set of 10 one-time-use passcodes for use in lieu of the enrolled device.
Note: These codes are single-use only, tied directly to your account, and good for one year.
Record or print the information.