Before this method, to play a backup on a PS2, you needed a physical "modchip" soldered to the motherboard (risky, expensive, required skill). The "Codebreaker v10 + uLaunch + OPL" method was 100% software-based.
: The cheat engine (often a patched ELF file).
This is where the magic happens. After CodeBreaker "handshakes" with the system, it triggers OPL. Why v0.9.3?
Set "Auto Tray Eject" to OFF and save your configuration. 3. Activating Cheats and Booting Games Select your desired game and the cheats you want to enable.