How do I enroll a mobile phone number in Duo?


Duo multifactor authentication is required for access to some university resources. This article will guide you through the process of enrolling a mobile phone number for your University of Idaho account.

This process does not enroll the Duo mobile app, just your mobile phone number for calls and text messages. To enroll the Duo mobile app on your account, please refer to How do I enroll in Duo with the mobile app?

If you chose "Secure MFA" during password change, you will not be able to set or use phone or SMS with Duo.

Step 1:

You can enroll in Duo by visiting ( in any web browser. To begin the enrollment process, sign in with your university credentials.

Screenshot of UIdaho login page


Step 2:

Click "Enroll Phone" on the left hand column if you get this screen, otherwise continue to step 3.

Screenshot of initial Duo enrollment screen


Step 3:

Click "Start setup" to launch the setup wizard.

Duo begin enrollment page


Step 4:

Follow the prompts to enroll your desired authentication method. To enroll a mobile phone number, select "Mobile phone" then click "Continue".

Screenshot of select device screen


Step 5:

Enter your mobile phone number, check the box to confirm, and click "Continue".

Screenshot of phone number entry screen


Step 6:

Select "Other (and cell phones)" and click "Continue".

Screenshot of selecting phone type


Step 7:

Click "Finish Enrollment" to complete enrollment.

Screenshot of completed enrollment


Article ID: 876
Wed 6/13/18 10:22 AM
Thu 6/3/21 2:55 PM

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