MISLEADING SERVICE BY TV SALESMAN - ****************

I BOUGHT A TV FROM MAKRO SPRINGFEILD LAST YEAR AND BECAUSE THE PREVIOUS TV I PURCHASED FROM THEM THE USB PORTS WERE NOT WORKING , I SPECIFICALLY ASKED THE SALESMAN ABOUT THIS FEATURE I WAS AWAY ON WORK AND NOW THAT IM BACK TO MY SURPRISE BOTH USB PORTS DO NOT EVEN PICK UP THE TV , I DONT WANT THIS TV AND WILL PAY IN EXTRA MONEY FOR ANOTHER BRAND , I HAVE SENT TWO EMAILS TO MAKRO COMPLAINTS DEPARTMENT AND I HAVE NOT RECEIVED ANY FEEDBACK THE TV I PURCHASED CASH @7499 WAS A 55 SINOTECH UHD SMART TV THIS IS RIDICULOUS AS THE SALESMAN DIRECTLY MISLED ME