Websites promising "PS4 Emulator + 100 Game ROM Archive" are 99.9% scams. They will make you complete surveys, download "download managers," or pay a subscription fee. The files either do not exist or are simple malware.
: In the context of PS4, "ROMs" are typically game image files (often in
If you are building a local archive, be prepared for significant storage needs: : A modest collection of 20 AAA games can easily exceed 1 Terabyte File Verification : Use tools to check MD5 or SHA-1 hashes