In this article, you will find more information on how to create and set a test user account for the app reviewer.
1. Navigate to Users → All Users and click on Add user. On the sidebar that appears, proceed to fill in the user’s details along with a password.
2. Navigate to Mobile App → Review Team Account and add the details of the user you just created.
Make sure to save your changes.
Once you set up your app reviewer and you are ready to launch your app, you will need to follow the steps here.