2018 330. That’s weird you don’t have an AC button. What I find curious is that “Max AC” is on the left side on a big round button but “AC” is on the right side

2018 330. That’s weird you don’t have an AC button. What I find curious is that “Max AC” is on the left side on a big round button but “AC” is on the right side on a square button with another square above it. I don’t understand the layout sense but at least I’m lucky enough to have buttons.