DON'T UPDATE Your PS3 Firmware Version To 4.83! (CFW PS3 Only) - YouTube
PS3 Multiman 4.80 Download and Install Step by Step with USB - YouTube
PS3 System Software 4.83 Update Live, Don't Update Your Firmware! | PSXHAX - PSXHACKS
MultiMan - Download
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! - Wololo.net
MultiMAN v04.85.01 by DeanK Released for PS3 4.85 Custom Firmware | PSXHAX - PSXHACKS
MultiMan - Download
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! - Wololo.net
PS3 How To Install multiMAN On 4.82 Custom Firmware! *Jailbreak Required* - YouTube