Instructions
Click on the "Start" button and select "Computer" from the start menu.
Select "OS (C;)" from the menu on the left side of the window.
Click on "Program Files" and then choose "Nexon."
Open up the folder that will be named after your geographical location. For example, if you are playing in Europe the folder will be called "Europe."
Select the "MapleStory" folder. Right click on a clear area in the folder and select "New" from the drop-down menu. Select "New Folder" from the second menu. Type in the name you would like to give your folder and press "Enter" on your keyboard. This will have created the folder.