I should outline the steps but emphasize that this is for legal usage only. Maybe the user is trying to backup their purchased games, which is legal in some places, but extracting and using them through other means is complicated.
Next, if they're trying to install PS4 games from an archive, what are the actual options? Officially, you can download games via the PlayStation Store. Maybe the user wants to install a game from a downloaded PS4 package, but that's already handled through the system. Alternatively, if they're hacking the console, tools like PS4HEN (PS4 Homebrew Enabler) exist, but these are very technical and can void warranties. But again, even with hacking, installing ROMs isn't straightforward because they're not ROM-based like older consoles. ps4 roms archive install
Another angle: the user might be interested in homebrew or modding. However, homebrew on PS4 is in early stages and requires hardware modifications, not just installing an archive. Projects like PS4XVI or Yuzu for next-gen consoles aren't as developed as for older systems. I should outline the steps but emphasize that