Software

Download the save.dat or profile folder from a trusted source.

If you don't want to mess with codes or configs, you can download a "100% Completed" save file from community hubs like ModDB or IGI fan sites.

Replace the existing save files in your or IGI/pc/save directory. Restart the game, and all medals/missions will be visible. Project IGI Mission List

Searching for the classic "Project IGI: I'm Going In" and wanting to skip straight to the action? You're not alone. While this 2000 tactical shooter is legendary for its difficulty (and lack of a mid-mission save feature), unlocking all 14 missions lets you jump into your favorite stealth encounters without the grind.

Change the status or "unlocked" value from 0 to 1 for all missions. Method 3: Using a 100% Save File