If you want to keep the original executable, mount a of the PES 6 disc in Daemon Tools Lite or similar, and enable emulation options like RMPS or SecuROM .
Most PES 6 players use . This tool not only allows for easy modding (kits, stadiums, balls) but often includes a built-in "kload" function that helps the game bypass hardware checks. Place the kitserver folder in your PES 6 directory. Run setup.exe inside the kitserver folder. Click Install . pes 6 no cd dvdrom drive found verified