Autodesk makes software and services available on a licensed or subscription basis. Autodesk CFD Design Study Environment and CFD Motion: Autodesk® CFD Design Study Environment software has been discontinued and commercial versions are no longer for sale.If you have downloaded a previous version of CFD Design Study Environment and/or CFD Motion software, you can continue to run that version however, you will not be able to download a newer. Double click the 3DPrintButton-macos.pkg download. Download the 3D Print Button for Autodesk Fusion 360 plugin. This is a great work around for folks struggling to export STL from AutoDesk Fusion 360 to their 3D printing software (like Cura). Took a few minutes to figure this out so I thought I’d document the steps.