Once you have a valid (e.g., an Internet Archive folder), follow these steps:
The phrase typically refers to a search for digital backups (ROMs/ISOs) of PlayStation 3 games, often hosted on the Internet Archive (Archive.org) . Key Context & Features
If your PC isn't strong enough for RPCS3 (the Cell processor is demanding), you can jailbreak a real PS3 (CECH-20xx, 21xx, or 25xx models) using CFW (Custom Firmware) like Evilnat.