Reverse the normal direction of a surface body
Learn how to use the Reverse Normal tool to change the positive direction of selected surfaces in Fusion.
A surface has two faces. One side of the surface is positive, and one side is negative. Reverse Normal changes which side is considered positive.
Click Design > Surface > Modify > Reverse Normal
.The Reverse Normal dialog displays.
Select the surfaces for which you want to change the normal direction.
Click OK.