Insert the USB drive into the TV's USB port while it is powered on. The TV should automatically detect the file and begin the update. How to Update Sony TV Firmware with USB Drive
turn off the TV or unplug the power during the update process, as this can "brick" the device (make it permanently unbootable). How to perform a software update on your TV | Sony USA firmware sony 43w800c verified
The story of the Sony 43W800C firmware is often one of technical survival, as users of this 2015-era Android TV have frequently faced critical software "loops" and hardware degradation over its decade-long lifespan. The "NAND Chip" Crisis Interpretation of “firmware sony 43w800c verified”
Version v6.7220 (Asia Pacific/Middle East): Released as recently as September 20, 2023, this is the definitive final update for many regions. Insert the USB drive into the TV's USB
.exe files or requiring paid download links