The same thing is happening (i.e., nothing is happening) when importing other obj. or fax. geometry.
How to make it work?

Thank you, Beppe for reply.bepeg4d wrote:Hi,
OctaneX Standalone from app Store is still for Big Sur only.
If you have installed macOS 12 Monterey, please try with the following PR13 Demo version:
https://render.otoy.com/customerdownloa ... _macos.dmg
Which GPUs do you have in your mac?
ciao,
Beppe