Setting up the Microsoft Authenticator App using Phone Number Authentication

Step by step instructions for setting up the Microsoft Authenticator app if the only available authentication method is phone number.

Setting up the Microsoft Authenticator App

The Microsoft authenticator app can be set up using a phone number using the following procedure. 

1. Download the Microsoft Authenticator app from the Apple store or Google Play store. 

2. Open the Microsoft Authenticator app after it finishes downloading. 

3. You may receive a question if you accept Microsoft's privacy policy. Click Accept. 

4. Microsoft may ask if they can collect additional data to improve the app. Click Continue. 

5. Microsoft may ask for you to turn off battery optimization. If it does, press Turn off Battery Optimization. 

6. In the pop up that appears, click Allow. 

7. On the sign in page for the Microsoft Authenticator app, click Add a Work or School Account. 

8. In the pop up window, click Sign in. 

9. Microsoft may ask for you to pick an account to continue. Click your Cortland account if present, otherwise click Use another Account. 

10. Enter in your Cortland user name and password if necessary. 

11. You will be asked to verify your identity using your phone number. Click your preferred method, Text or Call. 

12. In the page that appears, click Continue. 

13. Your account is now added to the app. Click Done.