Tried GPU Lightmass to bake the lighting. It's insanely fast and gives better indirect lighting and shadows. Baked lighting for a 3bhk within an hour. Rendered 360 images to create virtual tour
UE5 GPU Lightmass/Pathtracer Strange Shadows - Architectural and Design Visualization - Epic Developer Community Forums
CPU Lightmass Global Illumination in Unreal Engine | Unreal Engine 5.0 Documentation
GPU Lightmass Global Illumination | Unreal Engine 4.27 Documentation
GPU Lightmass Global Illumination | Unreal Engine 4.27 Documentation
Unreal Engine 4.26 New GPU Lightmass Tutorial - YouTube