Real "firmware reversion" is possible but is a complex hardware-based process, not a simple "V1.00" software download:
Many players seek a "downgrade" to play version 1.00 of a game to access glitches, speedrun exploits, or unpatched content. You can achieve this without compromising your console's security using legitimate tools like or PSX Download Helper . Ps4 Tool Downgrade V1.00 Download
You downgrade PS4 system firmware just by downloading a tool to a USB drive or running a PC application. Sony uses secure chips (NOR and Syscon) to prevent this. Real "firmware reversion" is possible but is a
You can find the latest builds of the RewindPS4 tool on GitHub , which supports downgrading digital PS4 games on both PS4 and PS5 consoles. 2. The Myth of the "Firmware Downgrade" Tool Sony uses secure chips (NOR and Syscon) to prevent this
These tools act as a proxy server on your PC. By changing your PS4’s network settings to point to your PC's IP, the tool intercepts the download request and forces the console to pull the 1.00 version from Sony's servers.