While looking at the main menu, hold down the Left Shift key.
If done correctly, the mission select screen should now show all 14 missions. Method 2: Editing the Configuration Files
If you're having trouble getting the game to run on a newer version of Windows, I can help you with: or low FPS on Windows 10/11 Finding a widescreen fix so the game doesn't look stretched Infinite health or ammo trainers for the Usttad version unlock all mission in igi 1 game usttad portable
Navigate to where you extracted the Usttad Portable files.
Paste the downloaded file, replacing the existing one. While looking at the main menu, hold down the Left Shift key
Right-click the file and select "Open With" -> "Notepad."
Launch the game and go to the mission selection screen. Understanding the IGI 1 Mission List Paste the downloaded file, replacing the existing one
Once you have successfully unlocked the missions, you will have access to the full campaign: (The Entry) SAM Base Military Airbase GOD Radar Base Get Priboi Border Crossing Re-Supply Missile Trainyard Defend Priboi Eagle's Nest I Eagle's Nest II Nuclear Weapon Plant Finding the Bomb Troubleshooting Common Issues