: Once the progress bar hits 100%, the TV will restart automatically. Do not remove the USB drive until the TV has fully rebooted into the home screen. Finding Official Downloads
: Use the TCL Product Download Tool and enter your TV's specific model number. Download MT56552 LF1V339 part02 rar
: Use a USB 2.0 drive formatted to FAT32 . : Once the progress bar hits 100%, the