Improved gizmo for precise object manipulation and a more intuitive update system that downloads patches in the background. Technical Requirements

To use the Ray Tracing features, a hardware-accelerated ray tracing-capable graphics card is required. System Requirements for Optimal Performance - Lumion

: New subsurface scattering for realistic skin or wax-like textures, a clear coat setting for automotive-style finishes, and specific color correction effects designed for ray-traced scenes. Technical and Practical Impact

The official "latest full" version for the Lumion 2023 cycle is (released late 2023). The string "2023420" in your query likely refers to version 23.4.2.0 . As of April 2026, the overall latest major release is Lumion Pro 2026 .