: Turn off the TV and unplug it from the power source. Insert the USB drive into the bottom USB port .
: Ensure the firmware matches your screen's resolution (e.g., ) to avoid a distorted or upside-down display. hk.t.rt2831p738 firmware
(if any) Right-click → Properties → Driver → Driver Details → Note the .sys path. : Turn off the TV and unplug it from the power source