Duo - Reactivation Procedure

Table of Contents

Overview

This article provides directions regarding what to do if you:

• Have a new phone
• Want to add a backup device 
• Need to re-enable push notifications

If this article does not contain the information you are looking for, or if you have any troubles with the directions, please contact Help Desk Central by:

• Calling (979) 845-8300
• Emailing helpdesk@tamu.edu
• Starting a chat at help.tamu.edu
• Visiting the Computing Services Center (CSC), room CS00

I Have a New Phone with the Same Number

When setting up a new phone, we recommend following the instructions below from an incognito or private browser session or from a web browser you do not typically use.  Otherwise, the browser may default to Push authentication (or whatever you have set your default to be) rather than giving you the opportunity to select Call Me as your authentication type.

1. Go to duo.tamu.edu and click Enroll in Duo
2. Log in with your NetID and NetID password.
3. Authenticate by entering the provided code in the Duo mobile app.
4. Click on Manage Devices.
5. Authenticate once again, however you can select from Duo Verified Push, Duo Mobile Passcode, or Bypass code.
   NOTE: For the bypass code you will need to contact Help Desk Central. Please call (979) 845-8300 or visit the Computing Services Complex (CSC), room CS00.
6. Click on I have a new phone.
7. A window will pop-up, click on Get Started.
8. Follow the prompts. Once you scan the QR code and a green check mark appears, you are done!

I Have a New Phone with a Different Number

You will need to contact Help Desk Central to obtain bypass codes. Please call (979) 845-8300 or visit the Computing Services Complex (CSC), room CS00.

If you cannot call or visit in person, you can start a chat at help.tamu.edu or email helpdesk@tamu.edu and request a Zoom meeting. Bypass codes cannot be given out over email or chat.

Once you are in contact with a technician, you will use the following steps:

1. Go to duo.tamu.edu and click Enroll in Duo.
2. Log in with your NetID and NetID password.
3. Click Enter a Passcode or Enter a Bypass Code. Enter the 9-digit code provided to you by the technician.
4. Click on Manage Devices. You may need to authenticate again, but you can use the device you just enrolled.
5. Click Add a new device.
6. A pop-up window will appear, select Duo Mobile.
7. Insert your new phone number, then click on Continue.
8. Verify that the number is correct. If it is, click on Yes, it’s correct.
9. Follow the prompts. Once you scan the QR code and a green checkmark appears, your device is successfully enrolled 
10. Click on Manage Devices. You may need to authenticate again, but you can use the device you just enrolled.
11. Delete your old device by clicking the red trash can icon.
    1. If the old device is still usable/active, you can keep it as a backup device.

I Want to Add an Additional Device

1. Go to duo.tamu.edu and click Enroll in Duo
2. Log in with your NetID and NetID password
3. Authenticate by entering the provided code in the Duo mobile app.
4. Authenticate once again; however, you can select from Duo Verified Push, Duo Mobile Passcode, or Bypass code.
   NOTE: For the bypass code you will need to contact Help Desk Central. Please call (979) 845-8300 or visit the Computing Services Complex (CSC), room CS00.
5. Click Add a new device.
6. A pop-up window will appear and add the device using Windows Hello (Windows devices using Google Chrome), Duo Mobile, or a Security key.
7. When adding a Windows device through Windows Hello, follow the prompts and enter your Google Password Manager pin for the device, and it will be successfully added.