Rude Manager and Unhappy Customer Experience

Good day im a very unhappy customer that bought a tv on the 27th of june the tv played well until two weeks ago it became faulty and started showing upside down i went to the store today on the 28th of july to report the fault on the tv and we were very much insulted by the manager by the name Michael of us not understanding english another language should be used to explain to us my concern is also dat they took the tv of the stand abd put it in a box so im already not guaranteed that the tv was brand new as they promised us that day i will really appreciate if i can be assisted