Use a USB drive (ideally 8GB or smaller) formatted to .
Right-click part1.rar and select "Extract Here" using a tool like WinRAR or 7-Zip. This will automatically pull data from part2 to create the full firmware file. : Download TCL LED40D2939 Firmware part2 rar
: If your model has smart features, you may be able to update via Settings > Device Preferences > About > System Update if the TV is connected to the internet. Use a USB drive (ideally 8GB or smaller) formatted to
are often hosted on community forums rather than the official TCL Support page, ensure you have both parts before attempting extraction. Download and Extract : Download TCL LED40D2939 Firmware part2 rar
While holding the button, plug the TV back in. Keep holding until the "Software Upgrading" screen appears.