: Right-click on Part 1 and select "Extract Here" using a tool like WinRAR or 7-Zip . This will automatically pull data from part2.rar to create a single readable file, usually ending in .bin or .img .
: Plug the drive into the TV's USB port (use USB 2.0 if available). Forced Update :
To update your (1920x1080) firmware using split .rar files (like "part2.rar"), you must first reconstruct the original software file before your TV can recognize it. Step 1: Prepare the Firmware File Download TCL L40B2810 1920 1080 FIRMWARE part2 rar
Are you experiencing a specific issue like a or a black screen that requires this firmware update?
: Use a USB flash drive (at least 2GB–4GB) and format it to FAT32 . : Right-click on Part 1 and select "Extract
Most legacy TCL models like the use a manual "forced" update method: Power Off : Turn off the TV and unplug it from the wall.
: Do not turn off the power. The TV will restart automatically once the update is complete, which typically takes about 4 minutes. Forced Update : To update your (1920x1080) firmware
If the TV is still functional, you may also be able to navigate to Settings > System Update > Local Update to start the process while the TV is on.