The primary goal is almost always to reach a (like version 11.00 or lower). Once jailbroken, users can run homebrew apps, emulators, and custom themes, though they lose access to the PlayStation Network (PSN) and online play. Summary Table Software "Downgrade" Hardware "Revert" Difficulty Impossible Extremely High (Soldering required) Risk High (Can brick the console) Result Returns to the previous installed version Tools Teensy 4.1, TNC4, Soldering Iron
It is important to clarify that a true "downgrade" (jumping back to any version at will) is generally impossible on the PS4 Go to product viewer dialog for this item. downgrade tool ps4
: As of the current scene status, there is no tool that allows a downgrade through a simple USB stick without hardware intervention. Conclusion The primary goal is almost always to reach