Collect and cancel contract

Placed a order online for my Iphone 13 - Delivered after 5pm on 19th January - told by the consultant when called to confirm my details at point of getting approval i was to keep my prepaid number, she said yes i must go in store- Travel 20 min Saturday morning to go instore and told they will NOT assist any online applications for sim changes to their contract numbers only people they sell contracts to - Phone MTN contracts to come fetch this device and cancel the deal and get told by Bhule she will forward my complaint to her superior who will do the sim swop as its still withing the 7 days cooling off period! i have still been told to go in store now i have done this 3 times wasted my time and fuel and no one is heling! i want to support another network and want MTN to cancel my deal because you are now costing me money and making a fool of me

Bruce Weiss ***