After the patch, ensure your Lumion 12 is updated, bringing it to the 12.0.1.1 or higher standard.
The patch corrects deep-level material shading data to ensure real-time previews match final ray-traced and rasterized outputs. lumion 12.0 patch
Over 570 new objects were added, including fine-detail nature assets (41 plants and trees), new transport models, and 142 all-new decals. After the patch, ensure your Lumion 12 is
Here is a breakdown of these official updates: After the patch