Phoenix FD 4.2 for 3ds Max includes:
- V-Ray 5 and 3ds Max 2021 support
- Improved Standalone and 3ds Max previews
- Improved TexUVW for smoke simulations
- Support for Particle Shader Fog mode in V-Ray GPU
- Support for Particle Shaders in V-Ray CPU IPR
And Phoenix FD 4.2 for Maya adds:
- Improved Standalone and Maya previews
- Improved TexUVW for smoke simulations
- Support for Particle Shaders in V-Ray CPU IPR
- Improved Maya Mesh mode support
- Maya Cached Playback integration
For the full changelogs, check out the Phoenix FD 4.2 for 3ds Max and Phoenix FD 4.2 for Maya documentation pages.