Reactivate the Duo Mobile App for Duo 2FA

If you removed the Duo Mobile app from your phone or tablet, or have a new phone but still have the same phone number, you can reactivate the Duo Mobile app on your device. If you have a new phone AND a new phone number, you will need to contact the Service Desk for assistance.

Please note that you may need to use an incognito window (Chrome) or a private browsing session (Firefox) to follow these instructions, if your browser has remembered your device. To open a private browsing session, use the keyboard shortcut Ctrl+Shift+N (Windows/Chrome), Ctrl+Shift+P (Windows/Firefox, Microsoft Edge, Internet Explorer) or Command+Shift+N (Mac).

Reactivate the Duo Mobile app

On the "Check for a Duo Push" screen, click the Other Options link.


On the "Other options to log in" screen, click the Manage devices option at the bottom.


On the "Verify your identity before managing devices" screen, click the Text message passcode option. This will send a text message to your phone number to verify your identity.


On the "Enter your passcode" screen, enter the passcode that was texted to you. Then click Verify. Once successful, you'll see the "You're verified" screen. The screen will automatically refresh.


 On the new screen, in the box with your current phone number, click I have a new phone.


On the "Let's set up your phone" click Get started.

When you see the "Scan this code in Duo Mobile" screen, open up your Duo Mobile app. You can tap the Add link or tap the Reconnect link. Tell the app you want to Use QR code (you may need to tell your device to allow Duo Mobile to access your camera. Scan the QR code.

Once successful, you'll see a green check mark on the QR code, and your Duo Mobile app will show the 6 digit rotating passcode. You can now click Back to login to access your Murray State account.


Duo 2FA Assistance

For support, please call the MSU Service Desk at 270-809-2346 or email us at Our office hours are Monday-Friday, 8:00am-4:30pm, Central.

In the event you are unable to contact the Service Desk for assistance, we recommend users set up backup passcodes or a second device just in case.

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Article ID: 87425
Fri 9/20/19 2:50 PM
Tue 10/24/23 10:20 AM