In the world of emulation and homebrew, "ROM" is often used as a catch-all term. However, for the PS4, you aren’t actually looking for ROMs in the traditional sense (like a Super Nintendo file). Instead, you are looking for .
For faster transfer speeds, especially with large game files, use FTP (File Transfer Protocol): ps4 roms archive install
This is a more advanced but very efficient method, often used by those who maintain a large library of PKG files on their PC. In the world of emulation and homebrew, "ROM"