Thibobo on Twitter: "PS3 Release! Run OFW DEX/TESTKIT firmware on your RETAIL PS3 Console!! Thanks to Anonymous PS3 dev for sharing this method! Full guide can be found here: https://t.co/UMRT62xrmf https://t.co/ZGQQFoBd9z" /
Got this CEH2003B ps3 slim on 4.86 ofw fr £25. How do I downgrade it? : r/ps3homebrew