TELKOM BAD, BAD, BAD

Got a telkom home mobile router 10 gig up 10gig down uncapped un throttled 1st coupe of days worked well not correct then everything slowed to 1,9 or 0,8 phoned and loged a call: waited 3 weeks for a technician, the tecnition checked router working corect did a speedtest with their equipment and foun more than 300 people on one tower, and informed us that we will never get 10 gig as the tower is overloaded, contacted telkom and said they can get me 10gig up and down or cancel, as this is the contract i signed and this is not what i am getting, and if they can not give me what i pay for I will not pay for a service i can not use as it is to slow to use, this took about 2 mounth to get canceld and now they want to hand me over for payment, This is utter bad, bad service I MUST PAY FOR THERE SERVICE THAT DOES NOT WORK.