It is not recommended to use the scripts, they were solely made with the purpose of showcasing the model at the demo scene.I tried upgrading the materials to URP and it worked for me. It was too much work tho. If you want to upgrade materials I believe youtube is more reliable source than I am. You can also email me, and I will do my best to help.Ship (no weapon):Tris count: 8000 approxVerts count: 5000 approx(for each part, please refer to the image)Weapons:Tris count: varies from 80-120+Verts count: varies from 100-140+(for each part, please refer to the image)Texture Maps:Reso: 128-4k(for each part, please refer to the image)