If you have downloaded the multi-part RAR files (Part 01–09) for a manual update, follow these steps to prepare and install:
Designed for seamless operation and to solve common software-related performance issues. Download TCL LED49S4900 Firmware part01 part09 rar
Occasional updates may introduce new feature improvements or UI changes. How to Install Firmware via USB If you have downloaded the multi-part RAR files
While holding the button, plug the TV back in. Release the button once you see a blinking LED or the update interface appearing. Download TCL LED49S4900 Firmware part01 part09 rar
Provides latest security updates to keep your smart TV protected.