Multi-Factor Enrollment Self Enroll - Mobile Device Only

How do I enroll in MFA with my mobile device?

MNSU Multi-Factor Enrollment

The following instructions are for customers who enroll in multi-factor authentication voluntarily prior to the University enrolling them, but are enrolling with a mobile device only (no computer). 


The screens below are not optimized for mobile devices. You may need to scroll back and forth within screens to see the correct areas of the screen.


  • This app DOES NOT transfer any data to Microsoft, Minnesota State, or Minnesota State University, Mankato
  • This app DOES NOT give control of your device or data to Microsoft, Minnesota State, or Minnesota State University, Mankato
  • Installing this app DOES NOT constitute government data under Minnesota State System Procedure 5.22.2 Cellular and Other Mobile Computing Devices


For a better understanding of this setup, please see the Video Tutorial.



  1. Open the App Store (Apple iPhone / iPad) or Play Store (Android).
  2. Search for and install Microsoft Authenticator.

  1. Open a web browser to
  2. Login with username and password.
    1. (Students, Alumni, Emeriti).
    2. (Faculty, Staff).
  1. Click Step 1: Setup MFA Verification Options.

  1. Under Step 1: How should we contact you?
    1. Change the dropdown from Authentication phone to Mobile app.
    2. Click the radio button that says Receive notifications for verifications.

  1. Click Set up.
  2. A QR code will be displayed, along with a code and URL.
    1. Write down the 9-digit code or store it somewhere for easy reference.
    2. Tap and hold the text mobileappcommunicator and select Copy.

  1. Open the Microsoft Authenticator app.
  2. Tap the three dots in the upper right corner.
  3. Tap Add Account and choose Work or School Account.

  1. Tap Scan a QR code.
    1. Allow the app to use the camera if asked for permission.

  1. At the bottom of the screen, tap OR ENTER CODE MANUALLY.

  1. Type in the 9-digit code from step 9.a above.
  2. Tap the URL line.
  3. Erase the text https://
  4. Tap until Paste becomes available, then tap Paste.
    1. This should paste in the URL copied from above.
    2. The URL should start with https://mobileappcommunicator.
  1. Click Finish
  2. Open the browser from before.
  3. Click Next on the screen with the QR code.
  4. Click Next.
    1. An approve/deny message will be sent to the mobile device configured above.
  1. Tap Approve.

  1. The browser window should change to Step 3: In case you lose access to the mobile app.
    1. Select the correct country code for your phone under the Select your country or region drop down.
    2. Type in or verify the phone number to receive a phone call or text message as a backup in case the authenticator app isn’t functioning.

  1. Click Done.
  2. Return to your web browser
  3. Click Step 2: Enable MFA [your name]

  1. Click Enable Multi Factor Authentication for [your name]

  1. When you see the blue checkmark, your account is enabled for Multi-Factor Authentication

a. Close the browser window




All future logins for Office 365 will now be required to use Multi-Factor authentication.  You will need your mobile device any time you are asked to login to Office 365 services to approve the login.  


If you see the Approve / Deny message on your mobile device, but were not logging in, click DENY.


If you lose your mobile device or change mobile devices, please call the IT Solutions Center at 507-389-6654 for instructions on how to regain access to your Office 365 account.


Article Id #23700
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