Intersect (Overlap)
The intersect (only overlap) tool allows you to remove the non overlapping pieces of the polygons.
Shortcut: CTRL + i
To use the Intersect (Overlap) tool, follow the steps outlined below:
Click the Open Transformations button on the Mapping tab.
Select the polygons to in the panel on the right or by clicking on the polygons in the map.
Click the Intersect (Overlap) tool
Click Save