PS3 CFW SPY 4.82 (No Cobra) CEX / Cobra 7.53 Update by DarekSpy | PSXHAX - PSXHACKS
PlayStation 3 News: Rebug 4.86.1 LITE released and PS3HEN updated with FW 4.86 support - Great stuff for both CFW and noCFW users on the latest firmware! - Wololo.net
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Complete PS3 Game Installation Guide - PS3 HEN, CFW, HFW
Updating PS3 CFW without USB from system now possible!! : r/ps3homebrew
Jailbreak PS3 FAT & SLIM On 4.88 or Lower And install CFW 4.88 Cobra