PlayStation 3 Firmware Update 4.40 – Download Here
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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
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PS3 Firmware Update 2.10 Now Available
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PS3 System Update 4.30 Live Now: Download Links Here