Please note that deleting a HubSpot connection from Superjoin is permanent. You may not be able to recover it again.
Go to 'Sources' in Superjoin
Launch Superjoin and Navigate to ‘Sources’ from the bottom navigation pane. Delete the connection
Click on the 3-dot menu of the HubSpot account you wish to delete. Click on Delete and confirm it.When you delete a connection on Superjoin, all associated imports/exports will also be deleted & the associated import schedules will be
stopped. Your imported sheets however will not be impacted due to a deletion of an object.