Official support for Revit 2016–2018 ended years ago. Revit 2019–2021 are in limited support. Use the latest V-Ray version compatible with your Revit year.
Over the years, V-Ray for Revit has undergone significant updates, with new features and improvements added in each release. Here are some of the key features of V-Ray for Revit from 2016 to 2021: vray for revit 2016 2021
The software had finally achieved its goal: it allowed the architect to remain an architect. They didn't need to become a CGI expert to produce compelling imagery. They could stay inside their BIM workflow, confident that the data driving their building was perfectly synchronized with the image selling it. Official support for Revit 2016–2018 ended years ago
With Revit 2019’s release, Chaos focused on the material workflow: Over the years, V-Ray for Revit has undergone
: Alex didn't have to worry about altering original BIM data; V-Ray worked on top of it, keeping the project files clean.