Having problems with this TV after the latest update with Dolby Vision the picture is very dark on every Dolby Vision device with all settings maxed out same with HDR the TV is unwatchable it was better with Oreo 8 firmware V6.6575 does anyone know of a fix would be grateful of any help also does anyone know if this problem would come under guarantee as only bought the Tv a few months ago reason for buying this Tv was for HDR & Dolby Vision content.
