Igi 1 All Mission Unlock Key Fixed Guide

You’ve played through the first three levels, but your save file corrupts. You’ve reinstalled Windows, and your progress is wiped. Or, you simply want to jump straight to the final confrontation with Ekk because the earlier levels are too punishing.

Project I.G.I. (I’m Going In) is a cult-classic tactical first-person shooter released in 2000. Despite its age, it remains a staple for fans of hardcore, checkpoint-free stealth-action gameplay. However, one of the most persistent frustrations for players—both newcomers and veterans—is the game’s archaic save and mission progression system. igi 1 all mission unlock key fixed

After unlocking all missions, immediately set your ig.cfg file to "Read Only" to prevent the game from resetting your progress when you exit. You’ve played through the first three levels, but