PS3 System Firmware on Multiman shows 4.75, but when I check in system information in the xmb menu it shows 4.86. Is this normal? Is there any way/should I upgrade it to
UPDATE PS3 SLIM Hard Drive And Update Firmware to 4.84 - YouTube
The Newest PS3 Update Comes in the Form of Version 4.84
How to get PS3 Firmware update for installing on PS3 or PS3 emulator - YouTube
The Newest PS3 Update Comes in the Form of Version 4.84
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Mandatory Playstation 3 firmware 4.60 is now available! - Wololo.net
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