See here https://www.katsbits.com/codex/bake-lightmaps/
Walkthrough to accompany using Blender 3D to Bake Lightmaps.
#blender3d #textures #gameart
00:00 Scene & Material Setup
03:30 UVMap Channel
10:30 Lightmap UV Unwrapping
13:00 Render Properties & Bake
16:00 Test & Bake Repair