MTN REFUSING TO ACTIVATE MY ROUTER AND ALSO REFUSING TO CANCEL MY ACCAOUNT AS A RESULT

I have a new MTN Home router delivered 4 days ago and todate is not being connected after I was told it would take 24 hours to connect. I have since 8:00 being on the phone with 6 different consultant who are not helping. I even tried to cancel and the lady from cancellation refused to cancel and told me to phone customer care for that but she is in cancellation department.