- I need to reactivate Duo Mobile.
- I have stopped receiving push notifications on Duo Mobile.
- I lost my phone.
- I use Duo Mobile to generate passcodes for services like Instagram and Facebook, and I can't log in.
- I am running iOS 10 and I am not able to install the current version of Duo Mobile from the App Store on my device.
- I am using Microsoft Internet Explorer and the Duo Prompt does not display correctly.
Duo Mobile on iOS - Guide to Two-Factor Authentication · Duo Security
Duo Mobile on Android - Guide to Two-Factor Authentication · Duo Security
Troubleshooting Duo Push notification issues on iOS devices