Inside the main directory, find and open the folder named PC .
While at the main menu, type nada on your keyboard. The Effect: This enables the game's internal cheat mode. unlock all mission in igi 1 game usttad
Find the existing progress.cfg file and rename it to progress_backup.cfg (just in case). Paste the downloaded "Usttad" file into this folder. Inside the main directory, find and open the folder named PC
Look for an "IGI 1 All Missions Unlocker" or "Usttad Save File" online. This is usually a small file named progress.cfg . Inside the main directory
Go to the directory where you installed the game (usually C:\Program Files (x86)\Project IGI ).
If you don’t want to download external files, you can use a built-in developer shortcut to jump through the game.