HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\KONAMI\PES2013

: Fixing the registry often resolves the "Pro Evolution Soccer 2013 has not been installed" error that occurs when the game is moved to a new drive or after a fresh OS install.

Beyond just getting the game to launch, you can use registry tweaks to improve performance on older engines: CPU Priority: Setting the Win32PrioritySeparation

Right-click pes2013.exe , go to , and check "Run this program as an administrator." This ensures the game has permission to read the registry keys you just created. 3. Use a 4GB Patch

If the registry fix does not resolve startup errors, consider these supplemental steps: Compatibility Mode: Right-click pes2013.exe Properties > Compatibility , and set it to run for Windows XP (Service Pack 3) Missing DLLs: Modern systems may lack d3dx9_43.dll msvcr100.dll . These can be downloaded from reputable sites like DLL-files.com Settings.exe: If the game won't launch, run Settings.exe