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1. Artifacts while baking AO.

   

   

   Topic by Rjmozhi · Jun 2025 · Home› Adobe Substance

   I was baking mesh maps of my model in substance painter while I got this weird artifact along the UV seams in the AO map and normal map(refer image A). (p.s. the UV's are not overlapping and resolution's set to 4k)

2. Re: Artifacts while baking AO.

   

   Reply by Rjmozhi · Jun 2025 · Home› Adobe Substance

   Hi Fabi_G, I have added a part of the model where the problem persist the most, please feel free to use it.

3. Re: Artifacts while baking AO.

   

   

   Reply by Fabi_G · Jun 2025 · Home› Adobe Substance

   Hey! Took a look at the file and the first thing I would note, is that the UVs are not good enough. This loop for example occupies only a few pixels - a bad bake is inevitable: Second note would be that the model is currently not very optimized. Lots of geometry that doesn't contribute to shape and shading. Some general…

4. Re: Artifacts while baking AO.

   

   Reply by Fabi_G · Jun 2025 · Home› Adobe Substance

   Hi! Based on those few renders, hard to tell, could be many things. Ideally share a mesh/part that's displaying the issue (zip and attach to post or host elsewhere), so the issue can be re-produced and the mesh inspected.