: If you own PSX discs, use chdman to compress them losslessly. You’ll get ~40–50% size reduction with no quality loss and no “fix” needed.
While more common for PSP games, some PSX loaders support this, though it’s generally less efficient than CHD. How to Use Them Safely psx highly compressed roms fixed
Finding the ROM is half the battle. You need an emulator that reads CHD/PBP natively. : If you own PSX discs, use chdman
are changing the game. Here is everything you need to know about getting your favorite PlayStation 1 titles running perfectly without devouring your storage. What are "Fixed" Compressed ROMs? : If you own PSX discs