Desktops can be assigned to either Users or Groups from the joined Active Directory domain. To assign desktops, go to Assign from the left-hand bar:
From this page, you can select New to create a new assignment, or the checkbox next to an existing assignment to edit it.
Additionally, clicking on the Name for an Assignment will open that Assignment’s page:
Desktops will show the individual desktops in that Assignments, and allow administrators to apply specific actions to those desktops.