Activision never developed a dedicated PS4 version. The first Call of Duty title released for that generation was Architecture Gaps:
Let’s be clear:
Package files use the .pkg extension. They are the standard format PlayStation consoles use to install software, updates, and downloadable content (DLC). call of duty black ops 2 ps4 pkg exclusive
Installing such a file requires a jailbroken PS4 console (a console that has modified firmware), which allows for unauthorized code execution. The Reality of "Exclusive" Black Ops 2 PKGs
For nearly a decade, the holy grail for many PlayStation fans has been a native PlayStation 4 version of Call of Duty: Black Ops 2 . While Microsoft’s Xbox ecosystem has enjoyed backward compatibility for years, PS4 owners have been left in the cold—forced to stream the game via PlayStation Now (now PlayStation Plus Premium) or dig out their old PS3s. Activision never developed a dedicated PS4 version
As the table illustrates, the "Call of Duty Black Ops 2 PS4 PKG exclusive" route is not for everyone. It requires technical knowledge, a willingness to forgo online features, and acceptance of the associated risks.
: Constant whispers of a "Black Ops Chronicles" keep hope alive. Installing such a file requires a jailbroken PS4
Some regions offer PS3 games through cloud streaming. This is not a native port, but it is an official way to play.
The 10-point class system and map design are still considered superior to many modern installments.
The Myth of the Call of Duty: Black Ops 2 PS4 PKG: Reality, Modding, and Emulation