Duo Mobile on Android
Quick Overview
- Duo Mobile is used for Duo Verified Push (number matching)
- Passcodes can be generated in Duo Mobile when needed
- Push notifications may require enabling permissions (Android 13+)
- Device recovery is handled through Duo Restore
Duo Mobile is the primary way you will authenticate to Stephen F. Austin State University systems using Duo Verified Push. Verified Push uses number matching to help protect your account from phishing and unauthorized login attempts.
General Information
- Install Duo Mobile from Google Play: Duo Mobile (Google Play)
Tip: Verify the publisher is Duo Security LLC.
- Keep Duo Mobile updated to ensure compatibility and receive security improvements.
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Tip
If you recently changed phones or reinstalled Duo Mobile, you may need to restore or reconnect your account. See Duo Restore for Android.
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Using Duo Verified Push on Android
Duo Verified Push is SFA’s primary authentication method. When you sign in, you will see a three-digit number on your screen. Open Duo Mobile and select the matching number to approve the login.
- Sign in with your SFA username and password.
- A three-digit number appears on the sign-in screen.
- Open the Duo Mobile app on your Android device.
- Select the matching number to approve the login.

For a step-by-step walkthrough, see: Using Duo Verified Push.
Duo Push Notifications (Android 13+)
If you are not receiving Duo push notifications, your device may have notifications disabled for Duo Mobile (common on Android 13+).
- Press and hold the Duo Mobile app icon.
- Select App info.
- Tap Notifications.
- Turn on notifications for Duo Mobile.
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Tip
If you still don’t see a push, open Duo Mobile—pending requests may appear inside the app even if the notification did not display.
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Using Passcodes (When Needed)
If you cannot use Verified Push, you may be able to use a passcode from Duo Mobile (depending on the application). Passcodes can also help if you have limited connectivity.
- Open Duo Mobile.
- Tap your SFA account to view a one-time passcode.
- Enter the passcode into the Duo prompt and select Verify.
Backup and Restore (Duo Restore)
If you replace your phone, reset your device, or reinstall Duo Mobile, you may need to restore or reconnect your Duo accounts. Follow the instructions in: Duo Restore for Android .
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Important
Only approve Duo requests you personally initiate. If you receive an unexpected Duo prompt, do not approve it and contact the IT Help Desk.
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Related Duo Articles
Need Help?
Contact the IT Help Desk at (936) 468-4357 (HELP).