This page contains information about the Mode property of a Light component. The Mode property of a Light defines its intended use.
The Modes are:
Baked: Unity pre-calculates the illumination from Baked Lights before runtime, and does not include them in any runtime lighting calculations. For more information, see Baked Lights.
Realtime: Unity calculates and updates the lighting of Realtime Lights every frame at runtime. Unity does not precompute any calculations for Realtime Lights. For more information, see Realtime Lights.
Mixed: Unity performs some calculations for Mixed Lights in advance, and some calculations at runtime. For more information, see Mixed Lights.