: Insert the USB drive into the TV's USB port while the device is powered off.
Place the firmware file (often named allupgrade_m368_818_sos.bin or similar) into the root directory (not in a folder). kk.m368.818 software download
: Resolving remote control lag by rewriting input event handlers for the IR chip. : Insert the USB drive into the TV's
Commonly available in 512MB RAM + 4GB ROM or 1GB RAM + 8GB ROM variants. kk.m368.818 software download