This is the fastest way to access any mission without messing with game files. Start the game and stay on the .
This method also carries over weapon inventory and stats from the original player’s run. If you want a fresh start with all missions unlocked, use Method 1 or 2 instead.
: Press Ctrl + S to save the changes, then close Notepad. Launch the game, and all levels will be accessible from the main menu. Method 2: Using the IGI 1 All Mission Unlocker Trainer igi 1 all mission unlock
Contrary to some online myths, , but it requires you to be inside a mission first, not on the main menu. This is the most reliable method for igi 1 all mission unlock .
: Secure a trusted 100% completion save file or setup trainer from reputable retro gaming databases. This is the fastest way to access any
Before diving into the how , it is important to understand the why . Unlike modern shooters, the original Project I.G.I had a rather rigid structure. It featured 14 missions ranging from infiltration to all-out assault.
file, ensure you run Notepad as an Administrator to save changes successfully. If you want a fresh start with all
Which are you running the game on (Windows 10, 11, or an older version)?