Add Pontic
Following are the steps to add a pontic group:

By selecting a pontic, you can modify its position using gizmo, and changing its shape and size at the pontic tools panel.
To remove a selected pontic group, you can click Remove Pontic Group.
Simple staging:
Start Goal indicates from where a pontic group is added. The start goal can be changed by following these steps: 1) Remove the current pontic group, 2) Select another goal, 3) Click Pontic on the left to add it
End Goal indicates the last stage of the selected pontic group. The end goal can be changed from the dropdown.

Advanced staging:
Drag on one end of a pontic bar to change its stage range.
