MTN IS USELESS

I'M VERY DISAPPOINTED WITH THE SERVICE MY MOTHER IS RECEIVING FROM MTN SINCE SHE HANDED OVER HER CONTRACT PHONE TO THEM IN JAN 2020. SHE PAID A FURTHER R700 FOR REPAIRS TO BE DONE, AND STILL NO ASSISTANCE. MTN IS DEBITING MONEY EVERY MONTH FROM HER ACCOUNT BUT ZERO PHONE.