Click the Button for your Accounts, such as (This is the button next to Supplier Users)
The Accounts table can scroll to the right. You can also shrink the table with by deselect columns with the at the top right of the table.
Whether you Scroll to the right or Shrink the Table look for the and Click it.
A Drawer pulls up and you can then use the Mapper tool to select what combination of Catalogs and Price Groups the user has access to. If the user has access to no Price Groups in a given catalog, don’t add them to the Selected Options side.
If you are making changes to multiple catalogs, be sure to hit before you move on to the next Catalog.