Guides

Practical how-tos for volume, brightness and keyboard backlight on a Mac.

How to control volume and brightness with your Mac trackpad
The built-in ways, BetterTouchTool gestures, and edge sliders with Haptiker.
How to adjust the keyboard backlight on a Mac
Control Center, automatic brightness, and a trackpad slider for Macs without backlight keys.
How to change external monitor brightness on a Mac
Why macOS can't dim most external monitors, what DDC/CI is, and how to fix it.