Click on RUN → Manage Captains to open this feature
In the list of table that appears, type a Captain Name for each table, then click Save.
Click on the Captain Button to see all the Captain Names which were typed in.
Select a Captain Name in the list to see only the tables assigned to that Captain shown in the Layout.
Click the Captain Button → Reset to show all tables in the layout again.
Captain feature needs to be enabled per layout using the Edit Layout Mode.