You can unassign inactive work queues at any time.
To unassign one or more work queues from a crane shift at any time:
Select one or more work queue(s) in any of the following windows:
Quay Commander
Vessel profile
Crane Work List
Maintain Queues
Do one of the following:
In the vessel profile view, from the Cranes menu, select Assign to Crane, and then select None.
In the Quay Commander window, from the Actions list, select Unlink selected queues from their POWs.
XPS unassigns the work queue(s) from the crane work shifts.