PS4 Jailbreak confirmed to work on 7.55, some issues remain and are being worked on - Wololo.net
PS4 Jailbreak 7.55 Guide - NEW 2021 EDITION! - YouTube
PS4 Firmware Revert Overview - YouTube
7.55 PS4 Upgrade & Jailbreak - Step by Step Guide - Should you update to 7.55? Realtime Jailbreak. | Page 2 | GBAtemp.net - The Independent Video Game Community
PS4 firmware update 7.55 is here | VG247
PS4: NoBD Updater (beta) from 6.72/7.50/7.55 to 9.00 - Wololo.net
Jailbreak PS4 On 7.55 7.50 : r/ps4homebrew
PS4 System Software Ver. 7.55 | XTREME PS
PS4 System Software Update 7.55 Patch Notes Revealed Following PSN Downtime - PlayStation Universe
7.55 User Guide & Exploit Host Menu V3 Binloader: now with added GoldHEN! | GBAtemp.net - The Independent Video Game Community