PS3 Firmware update 3.21 to remove support to 'Install Other OS' | Digit
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
14 years after launch, PS3 just got a new system update | VGC
PS3 software version check
PS3 Update 4.87: What has the latest system update changed? What's new on the PlayStation 3 software in 2020? - Stealth Optional
PS3 software version check
PlayStation 3 system software - Wikipedia
Linux support dropped from PS3 Firmware 3.21 | Engadget
PS3 firmware 3.50 is a go, 3D Blu-ray movies suddenly feel more wanted | Engadget
Sony Pulls Down 2.40 PS3 Firmware | WIRED
Latest PS3 Firmware Breaks PS3Xploit | RetroRGB
PlayStation 3 - Wikipedia
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