: Place the extracted V8-S68AT02-LF1V198.bin file directly into the root directory of the USB drive (do not put it in a folder). Initiate Update : Unplug the TV from its power source. Insert the USB drive into the TV's USB port.
The version code S68AT02 refers to the specific chassis or hardware platform used by TCL for these models. The LF1V198 portion indicates the software build version. When downloaded as a split archive (like a "part06.rar"), all parts must be downloaded and extracted together to form a single .bin file, which is the actual firmware image. Manual Installation Process Download S68AT02 LF1V198 part06 rar
Ensure the firmware is exactly for your model; installing software meant for a different chassis (e.g., trying to use P2US software on a different series) can lead to a black screen or boot failure. : Place the extracted V8-S68AT02-LF1V198
For official downloads and instructions, it is safest to use the TCL Support Page or contact their regional service centers. TCL Electronics - Facebook The version code S68AT02 refers to the specific
the TV during the update process, as this can permanently damage (brick) the hardware.