this is how to use the cheats........
1.open a file called swkotor2.ini
2.find the title
game options and type EnableCheats=1 exactly how ive typed it.
3.save the file
4.start playin kotor2
5.press the tilde key (the 1 below escape)
6.type in the desired cheat.
Hope this helps...
Here are some examples. invulnerability= invincibilty
giveitem g_w_lghtsbr01= blue saber
addexp 99999999etc= give number of experience
addlightside 999999etc= give u number of lightside points
adddarkside 999999etc= give number of darkside points