dxf import

I have imported a dxf profile into Onshape. I need to edit it before I can extrude it. However, I am not able to manipulate it without an add on. I thought Onshape had the ability to do this without additional add ons.

I'm playing around with creating my own document template, following the procedure in Best Practices for Creating Onshape Drawing Templates - Onshape Learning Center. An imported DXF appears as a tab at the bottom of the document, like a part or drawing would. This is the only type of tab I've seen that does not have a…

I am trying to import the top half of an airfoil profile into a Parts Studio sketch. I save the top of the airfoil as a polyline and/or a spline in another CAD program as a DXF or DWG. When I go to import the DXF into ONSHAPE, and import it into a sketch, it imports as a series of line segments not a single entity......ie…