I am another disappointed Samsung TV owner. I did all the standard checks when i realised that the purple patches were spreading and then googled to try to find a solution. It has been a great TV but I did expect it to last more than 4 years. I shall try to get redress from the retailer (John Lewis) under the Consumer Laws but I don't hold out much hope. Having discovered this site and seen how common it is across many models it is the last Samsung TV I shall buy.
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