Ensure you are using "Raw" codes (starting with '9' or '0'). Many older codes found on sites like GameHacking.org are formatted specifically for Code Breaker. Is it still relevant in 2026?
If correctly named (e.g., renaming OPL to cb_launch.elf ), Code Breaker will automatically hand off the cheats to OPL, allowing you to play games from your USB or network drive with cheats enabled. code breaker ps2 v70 link portable