Playerkp420 4.81 CFW Cobra 7.3 PS3 Custom Firmware is Released | PSXHAX - PSXHACKS
Got all this for 90CAD. It's on version 4.81. My FAT PS3 is on 4.84 REBUG. FAT PS3 won't let me sign into PSN until I update...does another CFW exist or should I stick with REBUG. What do I need to get signed into PSN. : r/ps3homebrew
PS3 4.81 Archives - Wololo.net
4.81 PS3 exploit will be released soon this Christmas | ResetEra
Tutorial: How to use PS3Xploit to hack your PS3 and go directly to Rebug 4.81.2! (Noob friendly) - Wololo.net