PS3 Firmware Update 4.70 Available for Download, Brings Fresh PSN Logo - Update
The PS3™ Guides: Updating Your PS3 - YouTube
PS3 Firmware Update 4.70 Now Available for Download; Reveals New PlayStation Network Logo
PS4 Firmware Update 4.70 Is Available to Download Now | Push Square
PS3 Firmware Update 4.70 Now Available for Download; Reveals New PlayStation Network Logo
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
How to download PS3 Firmware for RPCS3 Emulation - YouTube