When you update to 13.02, your previous firmware (e.g., 12.52) is moved to the inactive slot. The Limitation:
Most experts recommend and purchasing a second-hand unit already running firmware 9.00 or 11.00 if your goal is homebrew or modding. 00 jailbreak instead? ps4 downgrade 13.02 to 9.00
To downgrade a PS4 from firmware to 9.00 is technically possible but practically prohibitive for 99% of users. It requires micro-soldering, hardware programmers, advanced hex editing, and accepts a 40-60% chance of turning your console into a paperweight. When you update to 13
Suddenly, the console he had bought off the shelf was his again. He could back up his discs to the internal SSD. He could overclock the fan speeds. He could run emulators for retro games that Sony would never allow on the store. He wasn't playing by Sony's rules anymore; he was playing by his own. To downgrade a PS4 from firmware to 9
Most users would never see this screen unless their console was broken. But Elias had forced it. He hit Update .
, it is technically possible through advanced hardware modification—though it comes with a massive catch. The Reality Check: Software vs. Hardware No Software Fix
There are currently only two primary ways to "revert" firmware, both of which are technically demanding: