If you just want to make the missions easier rather than skipping them, you can enable the internal cheat engine: Enable Cheats: while at the main menu. during gameplay. Unlimited Ammo: during gameplay. on how to edit the game's files to make yourself invisible to enemies Project IGI 2 Cheat Codes, Hints, and Help | PDF - Scribd
This instantly completes your current mission and unlocks the next one. Repeat 14 times to unlock all. While tedious, it confirms the Usttad build supports cheats. unlock all mission in igi 1 game usttad portable
The "Replace Save File" method (Method 1) is the gold standard for the version. It instantly grants you access to the entire arsenal and map list, letting you enjoy David Jones' adventure without the frustration of restarting from the beginning every time. If you just want to make the missions