Step 1 =D . Goto your maplestory.batch file (EDIT)
Step 2 =D . You'll see >> start localhost_v58.exe 5.199.120.40 << Right?
Step 3 =D . Edit that to >> start localhost_v58.exe 5.199.120.40 8484 << Ok?
Step 4 =D . Click on it and it'll start your localhost_v58.exe
This dosnt work for me cuz i disabled things on my haha =D