Navigate to the drive where you installed I.G.I 1. Typically, this is found at: C:\Program Files (x86)\Project I.G.I
If the main menu cheat code fails to register due to different game versions or keyboard layouts, you can manually unlock the levels by editing the game configuration files. unlock all mission in igi 1 game usttad
(released in 2000) remains a cult classic among first-person shooter enthusiasts. Unlike modern games, the original IGI did not have a traditional "level select" menu. To play a specific mission, you had to either beat the previous one or manually edit game files. Navigate to the drive where you installed I