The Engraving toolpath is a 2D feature in Pro
For a work-around/alternative see:
Since 3D pretty much requires 2D geometry, I would recommend at least covering the basics of that first. We have videos at:
https://my.carbide3d.com/#Design_with_Carbide_Create
and I’ve written up a bit at:
https://willadams.gitbook.io/design-into-3d/2d-drawing
and
and also you may find something helpful at:
If there’s something specific which you wish to know which you can’t find information on, let us know and we’ll do our best to assist.