There are two ways to open the Group editor in the Navigator pane. The first one is by creating a new group through the Administration folder. Follow the steps below:
Right-click the Administration folder and then click New....
The folder appears containing the General and Process Modeling tab.
Select and then click on Group.
The second one is by accessing the Administration folder to open the Group editor. Follow the steps indicated below:
Expand the Administration folder.
Right-click Groups, and then click New... in the shortcut menu.
Note: After the Group editor is opened, the Group menu appears in the menu bar.