To change Mutt Maildir folder to Outlook go with Maildir to PST Converter. The application is Windows OS compatible hence users can convert Mutt Maildir folder to Outlook on any Windows versions like 11, 8.1, 8, XP, 7, and. Vista, etc. In a single round users can convert multiple Maildir alosng with all its properties. You can view the demo of how to convert Mutt Maildir folder to Outlook. However, the 25 Maildir files can change into PST as a trial purpose free of cost.