Plug the drive into the USB port (preferably the USB 2.0 port). Initiate Update:
Ensure the firmware matches your specific panel number (found on the back of the TV). Download TCL L43D2930S Firmware part4 rar
Common versions include the MT56AX or MS68A-AP. Plug the drive into the USB port (preferably the USB 2
Press and hold the on the TV panel (not the remote). Download TCL L43D2930S Firmware part4 rar
