This is the easiest way to unlock every level without downloading third-party software or messing with game files.
Here is the correct mission order (18 missions total): igi 1 how to unlock all missions
: Typically, you extract the downloaded file and place it into the Project IGI\save Project IGI\mission This is the easiest way to unlock every
To unlock all missions in IGI 1, you'll need to complete specific requirements and use some clever tricks. Here's a step-by-step guide to help you unlock all missions: igi 1 how to unlock all missions