Manual firmware installation is typically used when a TV is "stuck on logo," has a black screen, or requires a resolution change. : Use a 4GB or 8GB USB drive formatted to FAT32 .
: Indicates a generic software version compatible with multiple brands. 1366x768 : Specifies the native resolution (HD Ready).
: The standby light should start blinking rapidly, indicating the update is in progress. Do not turn off the power during this time, or you may brick the motherboard.
: Once the blinking stops or the TV restarts, remove the USB drive.
Installing incorrect firmware can permanently damage your TV's mainboard. Ensure your board model matches "R67" or "BJST03" exactly before proceeding. How to perform a software update on your TV | Sony USA
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