– Disable surface-to-air missile defenses.
The quickest way to unlock every mission in Project IGI 1 is through a built-in developer cheat code. This method does not require downloading external files or modifying game directories. Launch on your PC. Stay on the Main Menu screen. project igi 1 all missions unlock top
If you are struggling with a specific mission, such as "Radar Train" or "Strike," using the allmissions cheat is a valid way to explore the map and practice, or simply to enjoy the game's tactical gameplay at your own pace. – Disable surface-to-air missile defenses
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. such as "Radar Train" or "Strike