Here’s an interesting and technically oriented report on the legendary “Unlock All Missions” feature (or rather, the lack of one) in the classic stealth-action game (2000), from the perspective of a retro gamer and modder—addressed to you, Ustaad .
There is no official visual confirmation sound, but typing this code instantly unlocks all 14 missions.
The most reliable way to see every level is to replace your game's progress file with a completed one.
Once you apply the Usttad method, this is what you’ll see in the mission select screen: unlock all mission in igi 1 game usttad
Navigate to your IGI installation directory, locate the save folder, and copy your current progress to a safe spot on your desktop.
: Open the game and navigate to the mission selection screen to view all 14 levels unlocked. Method 2: Using Game Trainers and Cheat Codes
CompletedMissions – a binary value (not DWORD). Here’s an interesting and technically oriented report on
IGI 1 includes developer cheat codes. To unlock all missions instantly:
– Sabotaging the enemy radar tracking systems.
Here is the complete, step-by-step guide to unlock every mission in IGI 1. No cheating software required—just a simple file edit. Once you apply the Usttad method, this is
C:\Program Files (x86)\Innerloop\Project IGI\
If you are stuck on a difficult level (like the missile silo or the final base), you can type imdone . This will instantly complete the mission and unlock the next one in line. By doing this on each level you haven't beaten, you will "unlock" the subsequent stages until the final Mission 14.