Most methods require a Teensy 2.0++ or an ESP32 for hardware flashing.
: Go to your library and start the game download. The console will now pull the v1.00 files instead of the latest update. 2. PS4 Firmware Reversion (Hardware Downgrade) ps4 tool downgrade v1 00 install
Here is a step-by-step guide on how to install the PS4 Tool Downgrade v1.00: Most methods require a Teensy 2
Modded or downgraded consoles cannot safely connect to the official PlayStation Network (PSN). Attempting to do so will result in a permanent ban of your console and your PSN account. PlayStation 4 console modification provides users with full
PlayStation 4 console modification provides users with full control over their hardware. A highly sought-after capability in the modding community is the ability to revert a console to an earlier system software version. This guide covers the technical realities, required hardware, and safety protocols for downgrading a PS4 console to base firmwares like version 1.00. The Technical Reality of PS4 Downgrading
Every console requires its own dump files. Using mismatched dumps will corrupt the system.
As of 2026, no public exploit has broken the e-fuse mechanism. The only downgrade method remains , requiring physical chip reprogramming. However, the community has shifted focus: