Installing firmware incorrectly can damage your TV. Ensure this firmware matches your exact model and chassis number. How to Prepare and Install TCL LED49S4900 Download and Extract:
Look for a file ending in .img (e.g., V8-RT51A02-LF1V...img ). Use a USB drive formatted to FAT32 .
Hold down the physical power button on the TV set (not the remote). While holding the power button, plug the TV back in. Download TCL LED49S4900 Firmware part01 part04 rar
Download all parts (part01 through part04) of the RAR archive from the source.
Use software like WinRAR or 7-Zip to extract the contents. Extract only part01 ; it will automatically merge the others if they are in the same folder. Installing firmware incorrectly can damage your TV
If the firmware you are looking for is specific to a regional chassis (e.g., RT51A), you may need to look for files labeled with that exact, specific number to ensure compatibility. If you can share: The you are looking for The chassis number found on the motherboard (e.g., RT51A) The firmware version you currently need (e.g., V057) I can help confirm if you're looking at the right files. How to Perform a Manual Update on TCL Google TV's
The TV will take several minutes to update and will automatically restart when finished. Use a USB drive formatted to FAT32
Copy the .img file directly to the root directory (not inside any folders). Unplug the TV from the wall power. Insert the USB drive into the TV's USB port.