EP 1) How to Jailbreak the PS4 (7.55 or Lower!) - YouTube
PlayStation 4 OFW 9.00 Jailbreak released, can reportedly affect PS5 consoles as well | Page 5 | GBAtemp.net - The Independent Video Game Community
PlayStation 4: A look at the additional games the FW 7.50-7.55 jailbreak lets you play - Titles include TLOU Part 2, Crash Bandicoot 4, Cyberpunk 2077 Watchdog: Legion, FIFA 21, Ghostrunner, Cuphead and more! - Wololo.net