i need help with how to install the mods correctly, because whenever i try to install one it never effects the game, and one more question do modded items become included in the Kotor Savegame editor?
Welcome to the forums :)
For questions concerning mods, check our modding forums :
http://lucasforums.com/forumdisplay.php?f=521)
There's a sticky on how to install mods here:
http://www.lucasforums.com/forumdisplay.php?f=324)
If you have more questions concerning mod installation, please ask them in the appropriate thread over there.
And yes, custom items become selectable in KSE.