Working with Non–Autodesk Inventor Data - Inventor 2013 and Inventor LT 2013 Essentials - page 307

9. Click the Return To Autodesk Inventor icon in the Inventor panel to
update the model in Inventor with the changes made in Inventor Fusion.
FIGURE 14.10 You can drag to edit the position of
the face.
FIGURE 14.11 Clicking a symmetry plane makes edits
appear on both sides of the plane.