To edit a path set:
Select the set in the Paths tab.
In the Edit menu, choose Edit Set of Paths, or right-click and choose Edit Set. This displays the Edit Set dialog box.
Edit the Path Set and click OK.
To remove a path set:
Select the set in the Paths tab.
In the Edit menu, choose Remove Set of Paths, or right-click and choose Remove Set from the shortcut menu. The set is removed.