Downgrading a PS4 from firmware version 9.60 to 9.00 involves several steps and requires specific tools. Please note that downgrading your PS4's firmware can potentially brick your console if not done correctly, and it may also void your warranty.
If you are reading this, you are likely a PS4 owner who made a common mistake: you updated your console to firmware version 9.60, hoping to play a new game or access PSN, only to realize that the jailbreak/homebrew community has not yet cracked this version. The "golden" firmware for PS4 modding remains 9.00, which supports a stable, web-based jailbreak. how to downgrade ps4 9.60 to 9.00
The question haunting every PS4 user on 9.60 is simple: Can I go back? Downgrading a PS4 from firmware version 9
The short, hard truth is: Sony does not allow official downgrading. The console’s security relies on "efuses" (one-time programmable fuses) that blow with each major update. Once you are on 9.60, reverting to 9.00 via a standard USB stick is impossible. Part 4: Extreme Method #2 – The “Teensy”
However, technically inclined users have found unconventional methods. This guide will explain the realities, the risks, and the potential pathways to revert from 9.60 to 9.00. Consider this a high-risk, high-reward surgical procedure for your console.
Disclaimer: This process requires advanced soldering skills, electronic knowledge, and the acceptance that you may permanently destroy your PS4. This article is for educational purposes. Proceed at your own risk.
In late 2023, a developer known as stooged released a proof-of-concept downgrade for PS4s running firmware 9.60 using a glitching attack on the Southbridge chip. This requires a Teensy 4.0 microcontroller and precise voltage spikes.