Since this is a universal board often used in Sony-branded shells, you won't usually find the raw .bin files on official Sony Support sites, which prefer Automatic Software Downloads . Instead, technicians rely on community archives like: A well-known source for the TP.VST59S.PC1 All Resolution Software
Always back up your original BIOS data if you have a programmer tool, as installing custom firmware carries a risk of "bricking" the board. Firmware update to v6.7220 for Asia Pacific | Sony IN Download VST59S PC1 SONY INCH rar
Provides direct links to USB Firmware/BIOS Bin files for this specific board. 3. Step-by-Step Installation (USB Method) Since this is a universal board often used