If you have managed to get your console on firmware 9.00 through a revert or by buying a console on that version, you have reached the "Promised Land" of the PS4 modding scene. Firmware 9.00 is currently the highest, most stable firmware version with a full, user-friendly, and highly reliable jailbreak.
Use the tool's built-in script functionality to intentionally corrupt the active boot flag of the current firmware slot.
Firmware 9.00 is a "top" target because it is the most stable version for running homebrew applications ps4 downgrade 1302 to 900 top
You need to solder tiny wires to specific test points on the motherboard that connect to the Syscon (System Controller) chip. This chip is essentially the security manager of the console.
These sites force you to complete ad surveys, install malware, or pay for zip files. The Reality: The PS4 has no software-only downgrades. If you have managed to get your console on firmware 9
If you updated directly from 9.00 to 13.02, this might work. If you updated from 12.50 to 13.02, you could only go back to 12.50. 2. The "Hard Swap" (Board Replacement) The Concept:
Strip the console down completely to expose the motherboard. Firmware 9
| Step | Action | Expected Result | |------|--------|------------------| | 1 | Remove all USB devices, eject disc, unplug for 5 mins | Clears static/transient errors | | 2 | Boot into Safe Mode (hold power until second beep) | If no Safe Mode → hardware issue (power/HDD) | | 3 | Select Option 5: Rebuild Database | Fixes logical corruption | | 4 | Select Option 6: Initialize PS4 (Keep saves if possible) | Wipes user data but keeps firmware | | 5 | If error persists, replace internal hard drive (2.5” SATA, up to 2TB) | 1302 often means HDD failure | | 6 | Download official 11.00 (or latest) recovery PUP from Sony | Never use unofficial PUP – brick risk | | 7 | Option 7: Reinstall System Software with new HDD | Fresh console, highest firmware only |
If you did not make prior backups, the only theoretical workaround is a process called Syscon Dehashing . This involves desoldering the Syscon chip from the motherboard, reading its memory, and patching it to bypass or erase the data that prevents a downgrade, effectively "fooling" the console into using an older firmware.