i am going through the same thing as everyone else on this I have model un40eh5300 its about 3 years since I purchased my tv and I loved it even encouraged others to get Samsung smart tvs in one hand I'm glad I'm not the only one but in the other totally annoyed I paid good money for this thing it was working completely fine last week and now this weeks its been headache after headache how do we sue Samsung or have them replace our piece of crap tvs they have sold us all