This process requires advanced soldering skills and specific hardware components:
No. Be extremely wary of any software, app, or online service that claims to be able to downgrade your PS4's firmware. These are most often scams designed to take your money or, worse, infect your computer with malware. The only known method is the hardware-based Syscon revert described above, which requires physical access to the console and advanced soldering skills. how to downgrade ps4 9.60 to 9.00
If you are not experienced with soldering, you may permanently damage your PS4. This process requires advanced soldering skills and specific
, you manually switch the active slot to the backup slot containing the older firmware. Safe Mode Recovery you may permanently damage your PS4.