MFA (Duo Mobile) Common Issues & Troubleshooting

Cal Poly Service Desk staff sometimes encounter common issues and will share MFA (Duo) troubleshooting information in this section.

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1. Use the device that has Face/Touch ID.

2. Enable popups in Safari by going to System Settings -> Safari, then turn off the toggle for Block Pop-ups.

3. Log into the My Cal Poly Portal then navigate to Personal Info -> Authorized Devices -> Multi-factor Authentication -> Edit -> Add a Device. Need help? See how to Add a New Mobile Phone to My Duo Account.

4. If you see a blank screen and do not see the option to add a device, ensure that popups are enabled in your browser.
   
   

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