How to allow non-admin users to view agile boards?
If your non-admin users don't see Agile boards you need to grant them the correct permissions.
To do this, please follow the steps below.
Go to the Administration section (in the top menu).
Click on the link Roles and Permissions.
Choose the role of users you want to change.
Find Agile section and enable the checkbox View agile boards.
Apply the changes.