If you want to play the authentic Project I.G.I. games on a modern PC, it is safer to use reputable sources for the original titles:
As of April 2026, The Project I.G.I. series officially consists of only two released games: Project I.G.I.: I'm Going In (2000) and I.G.I.-2: Covert Strike (2003). A prequel titled I.G.I. Origins igi 6 pc game download patched
series consists of only two main releases, with a prequel currently in development: Project I.G.I.: I'm Going In I.G.I.-2: Covert Strike I.G.I. Origins (Prequel, TBA) If you want to play the authentic Project I
(2000): The original tactical shooter following SAS agent David Jones. I.G.I.-2: Covert Strike igi 6 pc game download patched
that allow the original games to run on modern systems like Windows 10 and 11. Essential Modern Patches