Games downloaded via PKGi are backported (modified to run on older firmware). They cannot connect to official game servers. You will be stuck playing offline or on private LAN servers (XLink Kai), which have tiny populations.
The "glory days" of PKGj were between 2018 and 2021, when Firmware 5.05 and 6.72 were the only viable exploits. At that time, all major releases were backported to 5.05, meaning you could play The Last of Us 2 and Ghost of Tsushima on an ancient firmware. Ps4 Pkgi Freeshop
Today, the scene has fragmented:
Running PKGi is not a simple "free games" cheat code. There are significant risks: Games downloaded via PKGi are backported (modified to