Star Trek - New Worlds cheats and cheat codes for PC

All missions cheat:
Simply go into the main game directory and find the file game.ini. 

Open with a text editor and change the following lines
FedLevel=1 
KliLevel=2 
RomLevel=3 
TauLevel=4 
MetLevel=5 
HubLevel=6 

to: 
FedLevel=100 
KliLevel=200 
RomLevel=300 
TauLevel=400 
MetLevel=500 
HubLevel=600 

Save the file, then run the game. Now you can access to all the missions 
for each of the 3 races and you can play them in any order.