PS3 News: multiMAN 4.85 released coming with support for CFW 4.83 to 4.85 - First update to this highly popular backup manager since the release of FW 4.82! , psx place multiman - thirstymag.com
GitHub - nekromantos77/Cobra-7.55: Cobra 7.55 for PS3
PS3 Homebrew - Brewology - PS3 PSP WII XBOX - Homebrew News, Saved Games, Downloads, and More!
How to get your PS3 out of 4.83-4.87 Demonstration Mode - Reverters - YouTube