: Format a USB flash drive (ideally 8GB or smaller) to FAT32 .
Release the button once the indicator light starts flashing rapidly, indicating the update has begun. Download CV338H T50 3840x2160 Starlight part4 rar
: Place the extracted firmware file (usually named allupgrade_338_4G.bin or similar) into the root directory of the USB drive. Initiate Flash : Turn off the TV and insert the USB drive. : Format a USB flash drive (ideally 8GB or smaller) to FAT32
: The "3840x2160" tag indicates this firmware is configured specifically for Ultra HD (4K) panels. Using firmware with the wrong resolution can result in a distorted image or a black screen. Download CV338H T50 3840x2160 Starlight part4 rar
Press and hold the Power button on the TV keypad (not the remote) and then plug in the power cord.