How To Change Serial Number Command And Conquer Generals Zero Hour Jun 2026

Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Electronic Arts\EA Games\Command and Conquer Generals Zero Hour

The location depends on whether you have a 32-bit or 64-bit version of Windows (most modern PCs are 64-bit).

If Windows won't let you save the new key, right-click the ergc folder in the Registry Editor, select , and ensure your user account has "Full Control." Serial Number Already in Use

If the game refuses to launch, you may have entered the key in the wrong format. Remember:

Why use this method? GenTool also fixes resolution errors, memory leaks, and allows for widescreen support—killing two birds with one stone.