: Copy the firmware file directly to the root directory of the USB drive (do not put it in a folder).
: Use a tool like WinRAR or 7-Zip to extract the firmware file (usually ending in .bin ) from the downloaded archive. Download VST59 A10 Sony KDL24X900A rar
If you are looking for official software updates for a Sony BRAVIA TV, it is safer to use the Sony USA Support portal or Sony Asia Pacific rather than third-party universal firmware. : Copy the firmware file directly to the
: With the TV turned off, insert the USB into the TV's service port. Turn the TV on; the indicator light should blink rapidly, indicating the update is in progress. Do not turn off the power during this time. Official Sony Support : With the TV turned off, insert the
The text you are looking for likely refers to firmware for a universal TV mainboard used to repair or modify a Sony KDL-24W600A (often mislabeled in search terms as KDL24X900A