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For the average user looking to access the jailbreak community, the most practical approach is often to sell your updated console and purchase a used PS4 from an online marketplace specifically verified to be running an older, exploitable firmware.
The primary reason for undertaking this entire ordeal is to land on a firmware version that can be jailbroken. The PS4 modding community has targeted specific "golden" firmwares known for their stability and exploit support, primarily 5.05 , 6.72 , and 9.00 . Other versions like 4.05, 4.55, 7.02, 7.55, and 11.00 also have publicly available jailbreaks.
Taking advantage of the PS4's hardware design, which stores two firmware versions on the motherboard (active Slot A and inactive Slot B). Reverting allows you to switch back to the version that was installed immediately before your current one. Essential PS4 Downgrade & Revert Tools downgrade tool ps4
Using a downgraded/jailbroken console online will lead to a permanent PlayStation Network ban. 5. Alternatives to Downgrading
Strip the PS4 down completely to access the motherboard. For the average user looking to access the
Using PS4 Wee Tools , you then open your NOR dump and use the "slot switch" function or other patching tools to corrupt the "Slot A" (active firmware) data, forcing the console to boot from "Slot B" (the older firmware backup).
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Flash the modified files back onto the chips using your hardware programmer.
Before doing anything, you must take a full dump of your current NOR flash using a hardware flasher. Dump Syscon: You must dump the data from the Syscon chip.
If it asks you to just run an exploit in the PS4 web browser to downgrade, it is a fake.
Every time the PS4 boots, the system checks the firmware version against security keys permanently burned into the console’s hardware. If the system detects an older version than what is recorded, it refuses to boot. 2. Syscon and NOR Flash Encryption