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1. Re: Workflow with 2 UVs ( Alex senechal tuto ), issue with visible seams

   

   Reply by Fabi_G · Feb 16 2026 · Home› Unreal Engine

   Hi! Don't understand how such a file could be too heavy, it would be a mesh and the two normal maps that should get combined. No high poly or anything like that. In my opinion it would be best do a simplified test anyways. If remember correctly, in UE4 only tangents of UV0 were stored. To use a tangent space normal map…

2. Re: Workflow with 2 UVs ( Alex senechal tuto ), issue with visible seams

   

   Reply by Fabi_G · Feb 3 2026 · Home› Unreal Engine

   Hi! Perhaps share some more information how you implemented this in the material. It's likely I came across works of Alex on AS, but am unfamiliar with his tutorials/ specific workflow. Best attach files that allow re-producing the issue (zip and attach to post). If you don't want to share the whole model, isolate an area…