To fix these issues, you must ensure the registry contains the correct installdir and code (CD key) under the specific 64-bit path. According to RegFiles.net , a standard registry fix for a 64-bit system should look like this:
While the registry file is a lifeline for the game, it is also a reminder of the fragility of software preservation. It requires a level of technical literacy that modern gaming has largely abstracted away. Users must know how to edit a .reg file, how to navigate the difference between C: and D: drives, and how to run the file as Administrator. pes 2010 registry file 64 bit