Ps4 Tool Downgrade V100 Verified -

: You must solder wires to the Syscon and NOR chips on the motherboard to dump and patch their data.

The PS4 hardware naturally stores two firmware installations: one in an active slot and one in an inactive slot (the version used immediately prior to the last update). Modders use hardware tools to switch these slots, allowing a "one-step" roll-back to the previous version. Legitimate Tools and Methods ps4 tool downgrade v100 verified