They are refusing to repair my R 24 347.78 fridge even though it's still under warranty.

I bought a fridge IN 2022 NOVEMBER AND NOW IT'S NOT LONGER WORKING, I WENT TO THE STORE And PUT A COMPLAIN FOR THE FRIDGE COSTING AN AMOUNT OF R24 347.78. I'M STILL WAITING FOR THEM, UNTILL NOW SINCE THE TECHNICIAN FROM LG CHECKED IT.IM STILL STRUGGLING WITH THEM EVEN THOUGH THE FRIDGE IS STILL UNDER WARRANTY OR QUARANTINE AND THEY REFUSE TO FIX IT. PLEASE HELP ME OUT, BECAUSE I AM STRUGGLING.