tera4dTetra4D Converter and Tetra4D Enrich support over 20 major CAD formats including Catia, NX, Creo, Pro-E, SolidWorks, SolidEdge, Inventor, and more. For the latest2 of 10. Step 1. After the installation of Tetra4D Converter, start Acrobat. Step 2. Click on Tools in the main Acrobat toolbar to access to the Acrobat features and to the installed Add -ons