Question: "I hate version 1.04. Can I go back to 1.02?" Answer: No. Sony does not provide legacy firmware files publicly, and the bootloader prevents force-downgrading. Attempting to flash an older version results in a "Version Conflict" error. The only way to revert is a hardware re-flash at a service center, which costs more than a new unit.
If the exe fails, Sony often hides a manual ZIP file in the support forums. sony icd-px470 firmware
How to check your version:
As of 2025, Sony has released several critical updates for the PX470. Knowing which version you have is the first step. Question: "I hate version 1