MTN THE GLEN **** SERVICE AND PHONES

I HAVE A SAMSUNG A7(2017) MODEL PHONE LAST YEAR DECEMBER MY PHONE STARTED GIVING ME **** SO I TOOK IT IN IN JUST BEFORE CHRISTMAS AND I GOT Y PHONE BACK THE SECOND WEEK OF FEB AND IT WAS WORKING PRETTY FINE BUT A WEEK LATER MY PHONE JUST DIED AND I TOOK IT IN THE SECOND TIME I GOT IT BACK A MONTH LATER AND THEY TOLD ME NOTHING IS WRONG WITH MY PHONE AND I USED IT NOW FOR TWO WEEKS AND TONIGHT I JUST DIDNT WANT TO GO ON SO IM GOING TO MTN THE GLEN ON MONDAY AND THEY HAVE 2 OPTIONS AND THAT IS TO EITHER GIVE ME A NEW ONE OR I CANCEL MY CONTRACT. IM A NEW CUSTOMER AND I HAVE TO SIT WITH THIS **** IT TAKES THEM SO LONG TO "FIX'' MY PHONE I HAVE TO SIT WITHOUT A PHONE FOR A MONTH. I NEED SOMEONE TO SOLVE THIS OR I CANCEL MY CONRACT AND MAKE MTN THE GLEN'S NAME ****