The mod does not delete your save files. However, it modifies many game files, so it is recommended to before installing the mod. This way you can always revert to the original version if needed.
Create a new text file called unlock_all.reg (or download it from a trusted abandonware archive). Paste the following code exactly:
Another straightforward method is to download a from a trusted fan site. Replace the existing save files in your game’s profile folder, and all missions will be available. This approach requires no additional software but depends on finding a legitimate and working save file.
Skip current mission in-game: Press → ESC, then M, then A, then P, then Enter igi 1 all mission unlock key fixed
Open the game, click or Select Mission , and pick any level. Complete Project I.G.I. Mission List
: Downloading a completed save game and placing it in the game's save directory is a reliable way to view the full campaign menu. Common Issues and "Fixes"
Copy this file and paste it onto your Desktop as a backup. If anything goes wrong, you can restore it. Step 4: Inject the Mission Unlock Code The mod does not delete your save files
Eagle's Nest I & II, Nuclear Infiltration, Finding the Bomb (Final). Troubleshooting: Why Cheats Might Not Work
I can provide a tailored file fix or a direct link to a pre-configured configuration wrapper based on your setup. Share public link
| Problem | Fix | |--------|-----| | Typed too fast | Type slowly, 1 letter per second | | Num lock / caps lock interference | Ensure Caps Lock is ON | | Wrong version | Works on v1.0 – v1.2. Some cracked versions break it | | Mission skip not working | Use MISSIONCODE instead of ESC+MAP | Create a new text file called unlock_all
Sometimes the players folder gets corrupted.
igi1allmissionsunlockkey