How to RESET your PS4 (Initialize) EASY NEW! - YouTube
PS4 New System Software Update (version 9.0) - YouTube
Anyone know why DOOM 3 on the Xbox had a 5.5gb update? : r/Doom
PS4 System Update 5.53 Improves System Performance
PS4: Mathieulh shows he has a 5.55 kernel dump, taunts Sony - Wololo.net
PS4 System Update 5.5 Has a Huge New Graphics Option for Pro Users
PS4 Firmware Update 5.50 New Details: PS4 Pro Supersampling, USB Custom Wallpapers | PlayStation 4 - YouTube
Ask PlayStation on Twitter: "The latest PS5 System Software Update 21.02-04.00.00 is now available. You can download and install from this link: https://t.co/Z0Ovu7iDqR https://t.co/TFGhP7NGSN" / Twitter
Sony Now Taking Beta Testers For Next Major PlayStation 4 Firmware Update