Korack J LB

Hello, its my first time trying to do something like that, and its been really hard, i was trying to put the 'serverAdminTool Image Mod' as a addon on the enfusion, but i don't know how to do, i dowloaded in the game but it didn't show up on the enfusion, i try to click on the addon option and use the mod code, but it didn't find, so i would like to know if there is a video tutorial of how to do that, all the ones that i find are on how to make maps and add cars