This article explains how to use the Duo Mobile app for two-factor authentication (2FA) on devices without cell service.
Wi-Fi-only tablets and smartphones have the following options:
Note: An internet connection is required for the initial setup of the Duo Mobile app for both methods.
This panel provides steps that guide you through enrolling and activating the Duo Mobile app on your smartphone or tablet.
Before you begin, please download and install the free Duo Mobile app on your smartphone or tablet from the Apple App Store or Google Play Store.
This app is required to use both the Duo Push (internet required) and Duo Passcode (offline) login methods.
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Instructions
Follow the one method below that matches your situation.
Method A: Enrolling Using a Computer (Recommended)
Use this method if you are sitting at a laptop or desktop computer. You will use your computer to display a QR code, which you will then scan with your phone.
Method B: Enrolling on Your Smart Device Only
Use this method if you are not using a computer and are doing the entire setup process in the browser on your smartphone or tablet.
Go to the next phase to log in with the device you added to your account.
This panel explains how to log in using Duo Push and Duo Passcodes.
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Instructions
The steps below begin after you're presented with a WebAuth screen. Log in with your NetID and password, where you'll be directed to the 2FA authentication page.
Follow these steps to use a tablet to log in:
Note: If you have previously logged in to 2FA, the default method will be the option that you last used. If you want to use a different method, click the Other Options button.
Optional - Use a Duo Mobile Passcode