1st try not to use boolian subtraction as this can make a right mess of the mesh surface (triangles)
2nd in the past i’ve used the smooth option on selected faces then on export select the face option for smoothing in the fbx exporter
1st try not to use boolian subtraction as this can make a right mess of the mesh surface (triangles)
2nd in the past i’ve used the smooth option on selected faces then on export select the face option for smoothing in the fbx exporter