terrible service

on saturday i called the call center because channel 100 was the only channel i can watch while i paid the monthly payment it was extra to my suprise the consultant said that i owe R4 000 and couple of rands how on earth can i owe a prepaid account,i called again and the get to know you voice prompt said that the account is in arrears with R129 i paid and called again the call centre and spoke to Patrick Khanyile and he explain that the account has a credit balance and the next monthly subscription will be less,please sort out your issued because i end up paying more for no good reason and the self service is not working i am unable to register even on the the app because i want to change the details because it was registred in my brothers name and i am the owner and payer.