Launch the game. Enemy guards will stand perfectly still like statues, ignoring your movements completely. Note that automated security turrets and heavy tanks will still fire at you, so proceed with caution. Summary Table of Core IGI 1 Cheat Actions Intended Goal Command / Action Required Operational State Unlock Every Level Left Ctrl + Left Shift + F9 Type on Main Menu Instant Level Win Type nada then imdone Enter during gameplay Disable All Guards Rename \common\ai folder Edit outside the game app Infinite Ammunition Type all gun (trainer specific) Enter during gameplay

Open your IGI 1 Usttad Portable root folder.

This article provides a complete guide on how to unlock all missions in the IGI 1 Ustad portable version, enabling you to play any level, anytime. What is IGI 1 Ustad Portable?

: Right-click the .exe and select Run as Administrator to ensure the game has permission to update the "unlock" status in the files.