If you have obtained the multi-part .rar files, you must first extract them on a computer to get a single file (usually Update.img or a .bin file). Use a USB flash drive formatted to FAT32 .
Do not turn off the power until the TV restarts automatically. How to Perform a Manual Update on TCL Google TV's Download TCL L40B2810FE FHD USB part1 rar
1920x1080.zip" (approx. 87.3 MB) has been archived on community channels like the lcd tv led tv smart tv software Telegram . If you have obtained the multi-part
Place the extracted firmware file directly into the root directory of the USB drive (not inside a folder). Update Process: Power off the TV and insert the USB drive. Download TCL L40B2810FE FHD USB part1 rar