Manage Your Duo Multi-Factor Authentication (MFA) Devices


Contents

Manage Duo Devices & Set Up Duo Push on Smartphone

  1. On your computer open an incognito window, then navigate to any login page protected by Duo MFA (i.e. Outlook, or CAESAR for students, myHR for faculty/staff).

  2. Click on Other options in the Duo verification window.



  3. On the Other options to log-in page, choose Manage devices.

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  4. Select Add a Device and then choose Duo Mobile. Note: You will see your telephone number registered in Duo Manage devices; you will need to add Duo Mobile to use Duo Push on your smartphone.

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  5. On your mobile device, go to the Apple App Store or Google Play Store and download the Duo Mobile app.

  6. Open the Duo Mobile app on your mobile device and scan the QR code from your computer screen. Grant Duo Mobile app permissions, including notifications, when prompted on your phone.  For your convenience, we recommend to keep these notifications on. Return to your computer's browser to see the confirmation screen. 



  7. To ensure continuous access, set up Duo on additional devices as alternatives, repeating these steps for each device as needed.

Duo Verified Push

Duo Verified Push enhances security by requiring users to enter a six-digit verification code when approving authentication requests, providing greater security against unauthorized access.

Browser   Duo Mobile app
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FAQ

Q: What if I don’t have a smartphone?  
A: If you do not have a smartphone, please email Kellogg Information Systems at kis@kellogg.northwestern.edu to discuss alternative authentication options.

Q: What should I do if I'm unable to access Duo or being asked for a bypass code? 
A: If you find yourself locked out of your account and unable to access it due to a prompt for a bypass code, please contact Northwestern IT at 847-491-HELP for assistance. Northwestern IT will guide you through Live Video ID verification.

Q: Why should I register more than one device with Duo?  
A: We recommend having multiple devices registered to ensure access in case of issues with your primary device, such as loss, damage, or reset. 
 
Q: I'm planning to get a new phone, what should I do? 
A: Before switching phones, make sure your new device is set up and ready to use. Follow the steps in this article to set up Duo Push on your smartphone before disposing of the old one.   

Q: Is Biometric Authentication available?  
A: If your devices support Apple TouchID, Windows Hello, or other biometric authentication, review Duo’s instructions to learn how to register. 

Q: Should I enable push notifications on my phone for the Duo app?
A: Yes. We highly recommend enabling push notifications in your Apple iOS or Android phones for seamless authentication. Otherwise, you'll need to manually open the Duo app for each login, leading to potential inconvenience and delays. Push notifications streamline the process, offering timely alerts for enhanced security and convenience.

Q: Does Duo Mobile work in China? 
A: Yes, Duo Mobile works in China. However, there are considerations to be aware of depending on the mobile operating system used. The Google Play Store is unavailable, and SMS messages containing links will be blocked. To install Duo Mobile on Android devices, download the installer directly.

Q: Can I generate passcodes even when the device running Duo Mobile is offline or in airplane mode?
A: Yes, open the Duo Mobile app and tap "Show" next to the account to generate a one-time passcode for login, even if your device is offline or in airplane mode. Note that Duo Push notifications will only work when your device is connected to Wi-Fi. For more information, refer to https://guide.duo.com/android#passcodes. 

Additional Resources