Lapy on Twitter: "Easy PKG Extractor 1.05 (this app extracts or copy fpkg from the PS4 to a USB device, does not dump anything) * this is only for FW 6.72 !!!
how to Install Game on Ps4 from USB | Install PKG files | Jailbreak PS4 - YouTube
Install Games/PKG On An External HDD/USB On A Jailbroken PS4 - Extended Storage On 5.05/6.72 PS4 - YouTube