: The process can take 5–30 minutes. Do not turn off the power or remove the USB during this time, or you may damage the board. Drivers and Software updates for Sony products | Sony USA
: Unzip the downloaded file and place the contents directly into the root directory (not inside any folder) of the USB drive. Installing the Firmware Download T53L13 1366X768 SONY rar
If the TV is on, go to > Settings > Customer Support > Software Update > USB . : The process can take 5–30 minutes
and resolution ), you must use the official Sony Support site rather than searching for generic ".rar" files, which can be unsafe. Finding and Downloading Official Firmware Download T53L13 1366X768 SONY rar