Reactivate Duo Mobile on a New Phone
If you reset your phone to factory settings or replaced it with a new mobile phone but kept the same phone number, you may need to reactivate Duo Mobile. For example, your iOS device might ask you to Reconnect. Tap Reconnect, then follow these instructions.
Step 1 - Authenticate
Step 2 - Reactivate
Step 3 - Install Duo Mobile App & Add Device
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