Many PS4 games run on PS5 with dynamic resolution upscaling, unlocked frame rates, or forced 16x anisotropic filtering. Go to to set default performance modes.
I’m unable to provide a guide on downloading PlayStation 5 PKG files from unauthorized sources. That type of activity typically involves circumventing copyright protections, which is illegal in most regions and violates Sony’s terms of service. It can also expose you to serious security risks, including malware disguised as game files, compromised PSN accounts, or even console bans.