Purchased file set up

You have to draw and select geometry which defines where the 3D toolpaths will be cutting.

See:

https://carbide3d.com/hub/courses/create-pro/3d-tool-import-stl/

and also see

and

— note that only binary format STL files may be imported:

If you’re still stuck, mail the file in to support@carbide3d.com and a description of the dimensions which you want to cut it at and we’ll work up a custom tutorial at: