Here a step by step tutorial in picture.
- Fill the text boxes
- Choose the joint position / radio buttons
- Choose the metal thickness / button “Metal Thicness”
- Choose the path and file name / button “Save DXF File”
- Create the DXF files per section / button “Unfold Cone Pattern”
- View the files in file explorer
- View DXF drawing with A9CAD / print them and voila