PS4 SysGlitch Tool and SysCon Glitching Pinout by VVildCard777 | Page 2 | PSXHAX - PSXHACKS
Wololo on Twitter: "PS4 Syscon keys allegedly disclosed, could ultimately mean PS4 downgrade is possible https://t.co/beD9Qvy5eT https://t.co/XIsZeeI1pP" / Twitter
PS4 News - UPDATE on Downgrading systems, someone has successfully done it - YouTube
It is apparently possible to revert your PS4 to its previous firmware version, without any backup - Wololo.net
Is the new PlayStation 5 really a downgrade? Lets find out - Gizchina.com