Here's what I've gathered:
Downgrading a PS4's system software (firmware) is significantly more complex than installing a standard update. It is not possible through a simple USB software update or safe mode initialization.
: Sony's firmware is designed to block installations of any version lower than what is currently installed. There is no official or community-verified "one-click" software for Windows that can bypass this via USB or network. Hardware Reversion Ps4 Tool Downgrade V1.00 Exe
If it sounds too good to be true, it’s a RAT.
While specific software iterations vary, the general process involving a tool like this includes: Here's what I've gathered: Downgrading a PS4's system
Downgrading a PS4 means reverting its system software (firmware) from a newer version to an older one. This is typically done to reach a version known to be vulnerable to jailbreaking, such as or 11.00 , which allows the use of custom firmware like GoldHEN to run homebrew applications and backups. It is important to note that, under normal circumstances, Sony does not permit downgrading a PS4 console, which is why these methods are unofficial and technically demanding.
The tool works on any PS4 model, but you still need the prerequisite backups and hardware. It's a software interface, not a magic solution. This is typically done to reach a version
If the tool is for downgrading (like RewindPS4), the risk profile is different. These tools are generally safer as they operate at the application level and do not modify the console's core firmware. However, always download tools from their official GitHub repositories (e.g., Ailyth99/RewindPS4_Android) and not from unknown third-party file hosts.