While holding the button, plug the TV back into the power outlet.
: Use a high-quality USB flash drive and format it to FAT32 . Download MT5522S PC822 3840x2160 Telefunken part04 rar
Follow these steps to update the board via USB: Power Down : Unplug the TV from the wall outlet. While holding the button, plug the TV back
: The standby LED should begin flashing (often red/green or fast red), indicating the update is in progress. While holding the button