I bought this plugin but haven't tested it yet, I don't work in Unity
https://www.scriptspot.com/3ds-max/scri ... verter-proTo V-Ray from:
Standard (Default Scanline)
Corona Render (v7 or higher)
FStorm Render (v1.5.1c or higher)
Octane Render (2021.1.4-12.16 or higher)
finalRender (SE R3.5)
Arnold (basic)
Brazil_Advanced (RS v 1.2) material
NVIDIA iray (unofficial) material.
From V-Ray to:
Standard (Default Scanline) materials/maps
Corona Render (v9 or higher)