Here's how to update your PS4 to 9.00 then Jailbreak, Much Better stability than 7.55, 7.02 or 6.72. : r/ps4homebrew
How to Jailbreak Your PS4 on Firmware 6.72 or Lower! - YouTube
PS4 6.72 UPDATE - Patch notes for new PlayStation download | Gaming | Entertainment | Express.co.uk
How to Upgrade PS4 to 6.72 and Jailbreak 6.72 (First/Unstable Version) - YouTube
Which firmware download for my Ps4 fat 500gb ?? Retail , testkit or recovery?? I want to update 6.20 to 6.72 for jailbreak ! Sry for noob question : r/ps4homebrew
PS4 Firmware Update 6.72 Is Available to Download Now | PS4 Update 6.72 Patch Notes Detailed - YouTube
PS4: Firmware 6.72 zum Download - neues Update für PlayStation 4