Exporting Max file into Substance

• make sure high poly is overlapping low poly
• this ensure that maps are projected correctly (i.e. normals, bump maps, etc.)

Exporting

• Export as an .FBX file
• Settings: Smoothing groups, Triangulate and Preserve Wedge Orientation

Assigning Color IDs

• If you apply the Material Multi/Sub Object to your meshes, the material IDs will appear when you import into Substance Painter.