System
Battery impact of brightness HUD
brightness HUD is a small SwiftUI surface. Brightness changes can appear as a notch companion instead of the default overlay. Disable it if you want the lightest possible notch.
Last updated 2025-04-07
What costs energy
Live polling and media artwork cost more than a static chip. brightness HUD should sleep when unused.
How to lighten it
Turn off unused live activities in Settings so brightness HUD is not in the stack all day.