What does the menu button in the car mean?

[McManuel]

Car menu button means menu, that is, the content list. Here is the relevant knowledge about car buttons: Light buttons: Vehicle lights need to be turned on in different occasions, mainly including: low/high beam lights, fog lights, position lights, hazard warning flashers, turn signals, etc. Window buttons: Window buttons are generally located on each door, with the main control button on the left door of the driver's seat. Rearview mirror buttons: Rearview mirrors are key to ensuring good visibility for the driver, especially when driving a new car or someone else's car for the first time, they need to be adjusted to a suitable angle.