Software downloads for this board generally fall into two categories:
Plug the drive into the TV's USB port while it is off. Power On: Plug the TV into the wall socket. Tp.v56.pb826 Software Download
If you cannot find the exact Tp.v56.pb826 firmware, you have two options: Software downloads for this board generally fall into
Since specific firmware versions vary based on the LCD panel connected to the board, you may need to try different files. Tp.v56.pb826 Software Download
Ensure the USB drive is formatted to FAT32 and the file is in the root directory. Try a different USB port or a different drive.