USB drives easily fragment, causing OPL to halt. Connect the USB drive to a PC and run a tool like PowerDefragmenter on the specific game files.
These are ready-to-use digital copies of the games.
The PS2 uses the older USB 1.1 standard, which requires storage drives to be formatted to . Since FAT32 does not support individual files larger than 4GB, you must split the ISO if it exceeds this limit.
: Ensure your PS2 Memory Card has at least 500 KB of open space before attempting to record in-game progress data. If you want to customize your setup further, let me know: Do you use FreeMCBoot (OPL) or a physical modchip ?
: Once FMCB is running, use OPL to launch the ISO from a USB drive, an internal HDD (for "Fat" models), or a network (SMB) server.