For games with multiple CDs, reviewers suggest using .m3u playlist files. This allows the emulator to recognize the discs as one unit for easy swapping.
A "full rom set" for the PlayStation (PSX/PS1) is a massive undertaking, typically totaling around 1.5 to 2.5 terabytes psx full rom set
Note: This text does not contain direct download links or promote piracy. Use only for preserving legally owned software. For games with multiple CDs, reviewers suggest using