If your Supra TV is not connecting to the internet, or if Supra has pulled an OTA update due to server issues, you must perform a manual .
Format a USB drive to FAT32 . Unzip the downloaded file and copy the .bin file (often named CtvUpgrade.bin ) to the root directory (not inside any folder). Install the update: Unplug the TV from the power outlet. Insert the USB drive into the TV's USB port. supra tv software update