In order to successfully start MapleStory from the website, you’ll need to ensure that NGM (Nexon Game Manager) is installed on your computer. NGM ensures that MapleStory runs successfully, regardless of what browser you use to access MapleStory.Nexon.net. Follow the instructions below to start MapleStory from the website.
Click the button below to start downloading NGMDownload NGM
If you see the following dialog box, click “Run”
...and you’re done. NGM is now installed, and you can start MapleStory from the website.
Go back to Maplestory.Nexon.net and click "Start Game" button.