Launch the game through the trainer interface or right after opening it.
During gameplay, if you just want to jump levels without unlocking everything:
. Copy and paste the downloaded unlocker files into this directory, replacing the existing files. This marks all missions as "completed," allowing you to play them in any order. List of All 14 Missions Once unlocked, you will have access to the full campaign: Mission 1: Mission 2: Mission 3: Military Airbase Mission 4: Mission 5: Radar Base Mission 6: Get Priboi Mission 7: Border Crossing Mission 8: Mission 9: Missile Trainyard Mission 10: Defend Priboi Mission 11: Eagle's Nest I Mission 12: Eagle's Nest II Mission 13: Nuclear Infiltration Mission 14: Finding the Bomb Important Gameplay Cheats unlock all mission in igi 1 game usttad portable
Locate the existing SAVE folder. (If it doesn’t exist, run the game once, play for ten seconds, and exit to force the game to generate the directory).
If shortcuts do not work on your specific "Usttad" build, you can manually unlock missions by replacing save data: Download a "Mission Unlocker" or "Save Game" pack: These are often available as small files containing completed mission data. Locate the Game Directory: Open the folder where your portable IGI is installed. Replace Mission Files: Look for a folder named Launch the game through the trainer interface or
If editing the configuration file proves too complex, you can overwrite the local save profile with a 100% completed save game file.
: Navigate to your main Usttad Portable IGI folder. This marks all missions as "completed," allowing you
Repeat until all missions are unlocked.
You can use this toolkit to manually edit the game's files and unlock all missions. This is the most technical solution, but it also offers the greatest flexibility.
Now load up your USttad drive, unlock every level, and enjoy the stealth action classic without restrictions.