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
PS3 Jailbreak 4.55
I don't know...do I update? : r/PS3
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PlayStation 3 updated to official firmware version 4.87 | GBAtemp.net - The Independent Video Game Community
PS3 - MinVerChk (Minimum Version Checker) | PSX-Place
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Linux released for PS4 4.55 - Wololo.net
Firmware-update: Sony PlayStation 3 4.55 - Gaming - Downloads - Tweakers
Firmware 4.83 Is Available for Sony PlayStation 3 Systems - Update Now
How to Jailbreak Your PS3 on Firmware 4.84 or Lower! - YouTube
PS3 Custom Firmware 4.82 Download Installer 2017 Released For Homebrew, Details Here | Redmond Pie
New Sony PlayStation 3 Firmware Is Available – Download Now Version 4.55
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Jailbreak PS3 3.56 Firmware Found By Custom Firmware Genius [Download]
PS3 System Update 4.80 Now Available To Download | Attack of the Fanboy
PS3 Custom Firmware installer for firmware 4.82 released | ModMy