PS3 Spoof Any Firmware To 4.83 And Play Online! (SEN Enabler) - YouTube
How To Downgrade your PS3 from Any 4.83 CFW To Rebug CFW Jailbreak PS3 Only - YouTube
PS3 4.83 Firmware Update Released: Effects on PS3xploit HAN & CFW users - YouTube
PS3 CFW 4.83 FERROX (w/ COBRA v7.55) by Alexander - YouTube
PlayStation 3: Sony releases Firmware 4.86 for their 13 year old console - HFW 4.86 released, SEN Enabler updated & PS3HEN to be updated soon due to no kernel changes! - Wololo.net