Don't Forget Custom Normals for final 2.8 - User Feedback - Developer Forum
Recalculate Normals – Blender Knowledgebase
I have the "Line" Between the mesh when I add normal map, I think I have try recalculate normal, . Check the dimension of texture. But still got issue : r/blender
Recalculate normals of an object using geometry nodes - Blender Stack Exchange