However, technical "reverts" are possible through complex hardware modifications, though these are generally only an option if 9.00 was the installed on your specific console. 1. Hardware Reversion (Technical Method)
Have you successfully downgraded a 9.60 PS4? Share your experience (or brick story) in the comments below. And remember – always backup your NOR before attempting any mod. how to downgrade ps4 9.60 to 9.00
How to Revert the PS4 to a Previous Firmware (Full Tutorial) how to downgrade ps4 9.60 to 9.00