u/Fine-Enthusiasm-2832

i have this stupid after market head unit (came with the car) and i have like 20 questions if anyone knows a thing or two about this one, being why can’t i use my steering wheel to go next on a song ect wont work i tried resetting it looked it up i don’t know if I’m doing something wrong or which ones to select to make it work. 2 why does it not have apple car play is it only android like i have to use an app or what?? am i better off putting the original one back in which i have just not sure if there is anything wrong with it !!!😖