The update file (usually a .zip or .pkg file) must be placed in the root directory of the USB drive, not inside any folders. Step-by-Step Update Process
Firmware files are highly specific to individual hardware configurations. Installing firmware meant for a different model can permanently damage your television. Look at the physical sticker on the back of your TV panel. Tcl Tv Software Update Usb
If you need help tracking down the exact files for your television, please share your and its operating system (Roku, Google TV, or Android). I can also provide specific instructions on how to locate your hardware chassis code if the standard firmware download fails. Share public link The update file (usually a