I have a tv ue50ru7400 a few weeks ago I had a problem with connecting the tv to the internet, so I reset the tv, after that tv stopped working normally, smart hub not working, I can't connect to my samsung account, it's not active in the menu, the wall is not working. none resets do not help change dns also does not help, please give me some advice, tv is still under warranty, nothing else can be done, it is only service
