Download Mt56552 Lf1v339 Part01 Rar Info

: While holding the button, plug the power back in. Continue holding until an "Upgrading" or "System Updating" message appears on the screen.

: Turn off the TV and insert the USB into the lower USB port. Download MT56552 LF1V339 part01 rar

: The string "LF1V339" refers to the specific software version (V339). : While holding the button, plug the power back in