Brighten up your Mac screen
August 10, 2025
Brighten up your Mac screen: If your display keeps dimming on its own, turn off the auto settings. Go to System Settings > Displays and disable Automatically adjust brightness. Then go to System Settings > Battery > Options and switch off Slightly dim the display on battery.
https://www.komando.com/tips/apple/brighten-up-your-mac-screen/