: Download the correct firmware for your specific model from the official TCL Support page. Once downloaded, extract the .pkg or .bin file and place it in the root directory of the USB drive—do not put it inside any folders. The Update Process
: TCL typically provides security maintenance for at least 2 to 3 years after a model's release. If your TV is older, a USB update might be the only way to reach the final supported version. Tcl Software Update Usb
You need this information to ensure you download the correct update file later. : Download the correct firmware for your specific
While most TCL TVs update automatically over Wi-Fi, sometimes the automatic update fails, gets stuck, or simply doesn’t arrive in your region yet. In these cases, the most reliable method is a . If your TV is older, a USB update