If you're looking for firmware for a device with the identifier "tpsk506spb802," here's an example of a clear request or text you might use:
: Insert the USB into the TV's USB port while the power is off. Initiate Update tpsk506spb802 firmware usb link
: Software sets for various 32" and 40" models are listed on KenotronTV USB Update Procedure Prepare the USB Drive If you're looking for firmware for a device