Change Night Shift settings on Mac — by Apple Support

An overview of the Displays settings pane, where you control resolution, brightness and other display options. Some options appear only when an external display is connected.

Apple's reference for key combinations that replace mouse or trackpad actions on a Mac. It notes that apps can define their own shortcuts, so one may not work everywhere.

Explains how to set the menu bar, Dock, windows and built-in apps to a light or dark look, or let the Mac switch automatically. The Auto option follows the Night Shift schedule.