Once your cheats are active, go to System > Change Disc and select your game's ISO. Do not stop the emulation.
The process varies depending on whether you are using an emulator or a physical modded console. On PCSX2 Emulator (2025 Method)
Before you go hunting for a download link, remember the golden rule of emulation: code breaker ps2 iso
For original hardware, the ISO is typically used alongside Free MCBoot (FMCB) or Open PS2 Loader (OPL). How to use Codebreaker on PCSX2 (2025)
Navigate the Code Breaker menu and select the cheats for your specific game. Once your cheats are active, go to System
Acquiring PS2 ISOs from unverified third-party websites poses security risks to the user:
Original Code Breaker discs are prone to disc rot, and fat PS2 lasers are failing. By loading the via a Memory Card SD adapter (MX4SIO) or a networked HDD (via OPL), you can: On PCSX2 Emulator (2025 Method) Before you go
Later versions (like Version 10) supported the PS2 Broadband Adapter for downloading new "Day1" cheats directly from the now-defunct Codetwink website. How to Use Code Breaker PS2 ISO