PS4: How to manually update to Firmware 9.00 - Wololo.net
PS5/PS4: New Webkit vulnerability seems to impact PS4 Firmwares 8.00 to 10.01, and PS5 1.00 to 6.50 - Wololo.net
PlayStation on Twitter: "PS4 system software update 8.00 drops today, featuring changes to Party and Messages, plus more flexible Parental Controls and more: https://t.co/TuSejne9wt https://t.co/jaNpnpis1s" / Twitter
PS4 update 8.00 patch notes bring Party & Messages together | Shacknews
PS4 system software update 8.00 launching today – PlayStation.Blog
PS4 system software update 8.00 launching today – PlayStation.Blog