Keep holding until the LED indicator begins to blink or an "Upgrading" progress bar appears on the screen, then release the button. How to Update TCL Tv by USB
: Power off the TV and insert the USB into the USB 2.0 port . Initiate Installation : Unplug the TV from the power outlet. Download TCL 32S6500 Firmware part08 rar
Press and on the TV (usually on the back or bottom). While holding the button, plug the TV back into power. Keep holding until the LED indicator begins to
: Use a USB drive (at least 4GB) and format it to FAT32 . Download TCL 32S6500 Firmware part08 rar