Hidden weapon caches and intelligence documents unlock special weapons (like the silenced MP5 or the heavy M60). If you missed a document on Mission 3, you often cannot go back without restarting the entire chapter. Downloading a 100% completion save file bypasses this grind.
C:\Users\[YourUsername]\Documents\Conflict Global Storm\SaveGame Conflict global storm save game
If you’ve already beaten the game years ago and just want to jump into your favorite mission with all weapons unlocked, you can download a "100% Completion" save file. the save file (usually a .sav or folder). Conflict global storm save game