P130-628vx V6.0 Firmware
Copy the file directly to the root directory of the USB drive. Connect to TV: Plug the USB drive into the TV USB port. Initiate Update: Disconnect the TV from power. Press and hold the physical power button on the TV set. Plug the TV into power while holding the button.
Often powered by a MSTAR or Realtek processor (depending on the exact sub-variant). p130-628vx v6.0 firmware
If the TV does not read the USB drive, the EMMC/Flash chip might be completely corrupted, requiring EMMC software flashing with specialized tools (like RT809H). Copy the file directly to the root directory