: Copy the extracted files and paste them directly into the original game directory, overwriting the existing save files when prompted.
This effectively replaces all enemy behavior scripts with the harmless 'observer' AI, making missions trivial to complete and allowing you to quickly unlock them by playing through. project igi 1 all missions unlock
: Right-click your Project IGI desktop shortcut and select Open File Location . Alternatively, navigate to your installation directory (e.g., C:\Program Files (x86)\Eidos Interactive\Project IGI ). : Copy the extracted files and paste them