Igi 1 All Mission Unlock Key Fixed – Updated & Trending

If the keyboard method still fails, use this save file method:

If you are on Windows 10/11, the game might be blocked from saving changes due to "Read Only" permissions. Right-click the Project IGI folder, go to Properties , and uncheck Read-only . igi 1 all mission unlock key fixed

Launch IGI.exe . When you enter the "Select Mission" screen, every level from Trainyard to Finding the Bomb will be available. Method 2: Manual Config Edit (For Advanced Users) If the keyboard method still fails, use this