That being said, here are some general points to consider:

lower your firmware version; it only wipes your user data while keeping the current 13.02 system software. Online Access

If you are on firmware (e.g., 10.01, 11.00), you cannot downgrade to 9.00 to hack the console. You must wait for a new exploit to be released for the higher firmware.

Before attempting any downgrade, you must understand the language of your PS4.

Sony designed the PS4 with a one-way street for firmware. Inside the console’s Southbridge chip (or Syscon on later models), there is a set of . Every time you update your firmware (e.g., from 9.00 to 10.00 to 11.00 to 13.02), a fuse is physically blown.

: Use specialized PC software to swap the active and inactive firmware slots in the data dump. : Write the patched data back to the chips. Initialization