EML is a file extension for an e-mail message created by Microsoft Outlook Express, Windows Live Mail as well as some other email programs.
PST file are associated with Microsoft Outlook email applications. If you are looking for migrate windows live mail, Outlook Express or any other program that support eml file to Microsoft Outlook, then you need to convert them into PST file format.
You can take help of eml to pst converter to convert your eml dat files to pst file format. Mail Passport Pro is preferred eml to pst converter that can convert eml files to outlook pst file along with It also converts Mac Mail to MS Outlook PST, Mozilla Thunderbird to Outlook PST, Entourage Archive to Outlook PST, MBOX to PST . Mail Passport Pro converts email from multiple formats to outlook pst file, much faster just like copy & paste job without any bug or error.