User can use manual method to import Outlook Express emails in Outlook application. As manually conversion of DBX to PST is impossible but user can import Outlook Express emails in Outlook with the help of Windows Live Mail application because this application has feature of Import and Export.
With the help of Window Live Mail, user can import email messages from DBX folders of Outlook Express. And then can export email messages to Microsoft Outlook client.
To see complete procedure of manual method, visit:
DBX to PST Manual Method