Ensure "Import Custom Normals" is enabled in Blender, and "Include Normals" is enabled upon OBJ export. Texture coordinate drift or inversion of the Y/V axis.
To help tailor these steps to your specific project, tell me: What did the VVD file come from? What 3D program do you plan to use the final OBJ file in?
For professionals already in 3ds Max, the Wall Worm model tools are the standard for high-quality, seamless conversion. 4. VVD to OBJ Troubleshooting for High Quality If the model appears broken or has low quality:
Use Blender to convert the .smd to .obj with high precision.