Downgrading a to a lower system firmware is not possible through a simple software tool or factory reset . However, you can
The interface was stark. A black window with a single progress bar and a stark warning: DO NOT UNPLUG. DO NOT TOUCH POWER. ps4 tool downgrade v1.00
If you want, I can:
> ERROR: NAND write protected?
> Retrying patch...
> Success. Downgrading a to a lower system firmware is
Initialize the Tool: Once the payload is injected, select the "Downgrade" or "Revert" option within the interface. such as 1.00
Custom PCB Modules: Recent developments include internal modules that allow firmware reversion via an Android smartphone application over Wi-Fi, eliminating the need for a PC during the actual downgrade process.
Warranty Void: Opening your console or modifying the software voids all official Sony warranties.