How to Enroll in Duo


If you have not previously enrolled in Duo, you should be automatically prompted to register when you try to access a Duo-protected application such as the Office 365 portal ( or Box (  This article assists first time users in the Duo enrollment process. 


Note: It is recommended that this be your mobile phone. This would allow you to authenticate using multiple methods such as push notifications, SMS, and Phone Call as per your convenience.

  • If you selected either the Mobile Phone or the Landline option, you must enter your phone number and follow the following instructions.
  • If you selected a Tablet, you need to choose the type of tablet you have and follow the Duo Application instructions.

Duo enrollment screen.

  • Once you have successfully set up a device with your account, you can choose to add another device or the default Duo behavior for your account.
  • Once done, select Continue to login.

My Settings & Devices screen in Duo.

  • Please choose the method you want to use to authenticate using Duo and confirm when completed.
  • Once you have successfully authenticated with Duo, you will see a green banner appear at the bottom of the Duo window indicating your enrollment was successful.
Note: If you chose a default method on the previous screen, the corresponding authentication option will be automatically triggered.

Duo screen showing authentication methods available, including Duo Push, Call Me, and Passcode.

  • You are now all set! All your future Duo-protected log-ins will appear in this format for ease of use and continuity.
Note: If you still encounter issues enrolling in Duo, contact the OIT Help Desk via phone (972-883-2911) or live chat between 7 am-11 pm seven days a week, except on certain holidays.
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Article ID: 344
Mon 11/22/21 12:51 PM
Mon 10/2/23 9:54 AM

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