Sistrodowngradeps4 〈Exclusive - SOLUTION〉
Unlike most consumer electronics, every PS4 motherboard has a built-in safety net: it stores of its firmware at all times in its hardware chips. Slot A: The current, active firmware you use to play games.
You must solder wires to the PS4 motherboard to communicate with the Syscon and NOR chips. sistrodowngradeps4