the area looks also fine in toolsbag. but it comes in unsmoothed. on export make sure you export it softened and on bake it works for me, just quickly tested in tooldbag 4, ont have 5 installed at the office on zero roughness and with an environment shown, i do see some artifacts, which i would assume all come from the…
I have decimated muchhh less now, and that big problem area is fine but there are many other black triangles that aren't visible in blender but are coming up in marmoset still :'( I used the comment found here to fix some visible areas on the high poly manually, but the areas on the bake aren't visible in blender to me.…