To explore or extract (CRIWare packed files commonly used in games like PES), you can use several specialized tools depending on whether you want a simple graphical interface or more advanced command-line features. Recommended CPK Tools : A versatile, open-source tool available on
For large CPK files (2GB+), use “Extract All” only if you have 10GB free disk space. Instead, browse and extract only the files you intend to modify. download cpk file explorer