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PlayStation 3: Sony releases Firmware 4.87 for their 14 year old console - HFW 4.87.1 is already out with SEN Enabler already being updated to spoof FW 4.87 - 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
How to Upgrade Your Hard Drive in a PlayStation 3 (with Pictures)
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PlayStation 3 updated to official firmware version 4.87 | GBAtemp.net - The Independent Video Game Community
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Sony PlayStation 3 Firmware 4.88 Download | TechSpot