A poor9️⃣ and unstable Internet connection may also lead to the Modern Warfare 2 not launching PC  issue. Therefore, when9️⃣ the issue comes out, you should check your Internet connection as well. To improve your network, you can try restarting9️⃣ your router and modem.

In conclusion, Black Ops 1 and 2 are not available on the PS4 because they were developed💳 for previous-generation consoles, game developers prioritize creating new titles for current-generation consoles, and backward compatibility is not guaranteed across console💳 generations.