Main beam IQ lights will instantly vaporise the retinas of anyone within half a mile, I think you mean dipped beam.
Switch on ignition, press the “mode” button/pad/thingy in the middle of the headlight control pad thingy and you can cycle through Auto, Dipped, Side Lights 👍🏻
Auto is selected as default, there may be ways of changing that but I’ve never once touched it in nearly three years (I’m old and boring).