If you manage to locate Prince Shieff's specific .cpk file, the installation process typically follows these steps:
It looks like you're searching for the Diogo Costa face mod for Pro Evolution Soccer (PES) 2017 created by Prince Shieff.
While I couldn't find a direct download link currently attributed to "Prince Shieff" specifically, here is how you can find and install high-quality face mods for Diogo Costa in PES 2017:
They have previously shared converted faces (often from PES 2021 to PES 2017) which include similar modern player updates. You can check their updates on the PES Legacy Facebook page . General Installation Steps
Copy the .cpk file and paste it into the download folder of your PES 2017 installation directory (usually found at C:\Program Files (x86)\Pro Evolution Soccer 2017\download ).