Mine has thisMy screen shows a difficulty with the rear camera, due to there being an obstruction to the view, that's all I've noticed. I haven't noticed beeping problems, or perhaps I'm good at ignoring it!
So, now we need a 9 pin plug ..... buggaOk I’m thinking your car is wired with 7 pins and the trailer socket might not have pins 8 and 9 wired as per what the MG NZ instructions are: View attachment 37756
It’s still 7 pin socket but it has a reed switch ( Google trailer connector with reed switch ). Gives nine connection pointSo, now we need a 9 pin plug ..... bugga
T1 Terry