Press ALT + TAB to switch out of the game without exiting. Start Windows Notepad, then hold ALT and type 0610 on the KEYPAD. Highlight the square character that appears and press CTRL + C to copy it. Press ALT + TAB to switch back to Maple Story and go to the speech bar. Press CTRL + V after any word you enter and a space will appear. Then, type in a censored word and it will no longer be blocked.