Which user requires the permission of the filter to have proper visibility of a folio

Which user requires the access to the filter in order to have proper visibility of a folio

The owner of the folio should be the user that has permission to access the filter.

To verify who is the owner of the filter, open the folio and go to Configure → Scope tab :

Open

To verify who is the owner of the folio, open the folio and go to Configure → General tab:

Open