3ds Max 2025.1 includes Substance 3.0.0, which introduces a new, open-source, Substance 3D Connector technology.
The Substance 3D Connector lets you perform Send to workflows to transfer shaders from Substance 3D Sampler to 3ds Max
In addition, this version of Substance also improves color management support and includes other stability and bug fixes.
See Adobe Substance 3D in 3ds Max for more information.