What does setup mean in a car?

[Tricia]

In a car, setup refers to the settings. Here is a relevant introduction about car setup: 1. Setup button: It is commonly found on the dashboard or in-car multimedia system, usually located below the central knob. Pressing the setup button will display menu options such as language, measurement units, time settings, and default values. 2. Functions represented by various buttons in the car: The sel button is the menu selection confirmation button; the ok button has exactly the same function as the sel button; the ac button is the compressor switch, which is the air conditioning cooling switch.