Obtain the correct .bin or .img firmware file for your specific model by contacting TCL Support or checking their Legacy Models page. Format a USB drive to .

is a legacy model, firmware files (often in .rar or .zip format) may not be publicly listed on all support pages and may require contacting technical support. Official Update Methods

Extract the downloaded .rar file and copy the firmware file (e.g., update.img or rom.bin ) to the of the USB drive.

: If your TV is connected to the internet, navigate to Settings > Device Preferences > About > System Update and select Network Update to check for and install the latest software automatically. Manual USB Update :