Friendsi purchased Tcl55inc uhd from online on 18th april 2017.intially perfomance to tv is good but I have use after two month screen started flickening.on raising issue with tcl on june 24, service engineer told that screen panel would be replaced.after almost one month panel was replaced.but unfirtunately again within two months sane problam reccurred.on 22 september service engineer tried to refresh connection and said that panel would be changed again.withun 5 months.once is being replaced.one month of waiting to get panel replaced.for last 12 days again waiting to get the problam fixed.