Reactivating a Device for DUO

If you have issues using DUO on a device (mobile phone, tablet), you might need to reactivate the device with DUO.

Audience: Faculty, Staff and Students

This KB Article References: Duo Security Two-Step Login
This Information is Intended for: Faculty, Staff, Students
Last Updated: June 21, 2023
Average Rating: Not Rated
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If a device you previously added to your Duo account isn't authenticating correctly (either online or offline), reactivate DUO Mobile for that device.  

Why does this happen? Getting a new phone may trigger this issue even if data and apps were transferred over from the old phone.

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