A Configuration is a set of rules, often governing how a program or the operating system should apply certain settings.

A Configuration is a set of rules, often governing how a program or the operating system should apply certain settings. Configurations can range from the wallpaper on your desktop to the hosts file on your computer.

Most common configurations are manipulable through the System Preferences app on macOS. However, there are a number of "hidden" configurations that can be changed via third party tools, or the Terminal.

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