Lost Phone with Duo App

Problem

"I lost my phone. What do I do? How do I authenticate?"

Solution

You will need to authenticate with your backup device, and then remove the lost mobile device from your Duo account.

1. Log in to the My Cal Poly Portal.

2. Click the Personal Info tab >Under Personal Info > Authorized Devices > Multi-factor Authentication > Click Edit.

3. Authenticate with your backup device (a secondary mobile device like a tablet, landline, or token). 
   Once you finish authenticating, you will see the Device Management page, with your current devices listed.

4. Click Edit (pencil icon) for the device you wish to remove, and then click Delete.

   Open

   

5. You will be prompted to confirm the deletion. Click the Delete… button in the prompt to confirm.
   
   

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