If you are looking for specific firmware, please provide your and the brand of your TV , and I can help you find a better download link.
Capable of supporting up to 4K × 2K (3840 × 2160). Processor: Usually equipped with a quad-core ARM processor. Operating System: Often runs Android 7.0/8.0/9.0. tpsk518dpc821+software+download+hot
[Power Off TV] -> [Insert USB Drive] -> [Hold Power Button] -> [Plug in Power Cord] -> [Observe LED Blink] -> [Automatic Reboot] If you are looking for specific firmware, please