Press and hold the physical Power button on the TV and then plug in the power cord.
Insert the USB into the TV's USB port while the power is off. Download CV338H T50 3840x2160 Starlight part1 rar
: This specific firmware is configured for 3840x2160 (4K UHD) panels. Press and hold the physical Power button on
Release the button when the standby LED begins to blink rapidly, indicating the update has started. Download CV338H T50 3840x2160 Starlight part1 rar
: Copy the .bin file to the root directory of the USB drive. Flashing :
: The TV will usually restart automatically once the update is complete. Do not disconnect power during this process, as it can permanently damage the board. Safety and Sources
Firmware Explained: The Key to Device Security & Performance