To unassign a license from a software installation on a machine, do the following:
1.Go to the Client Management tab.
2.In the left-hand pane, select the machine, and, then, in the right-hand pane, select the software to be unassigned.
3.Click the software's Edit Assigned Licenses button. The Edit Assigned Licenses dialog (screenshot below) will be displayed.
4.Deselect the license.
5.Click Apply Changes.