: Copy the extracted firmware files (usually including a .bin or .pkg file) directly to the root of the USB drive. Do not put them in a folder. Flash the TV : Unplug the TV from the power outlet. Insert the USB drive into the TV's USB port. Press and hold the Power or OK button on the TV or remote.
Updating firmware on this motherboard typically follows a manual USB "forced" update procedure: Download HV553 3840x2160 General View 65DK5 part07 rar
: Format a USB flash drive (8GB or smaller is recommended) to FAT32 . : Copy the extracted firmware files (usually including a