Many users who have been using MBOX-email application software, such as Spicebird, Opera, PowerMail, Claws Mail, Sparrow, Evolution, SeaMonkey, Mulberry, GyazMail, Gnu, AppleMail, Entourage, Eudora, Postbox, Netscape, PocoMail, and Thunderbird, are migrating towards MS Outlook email platform. In such scenarios, the real task of Thunderbird MBOX to Outlook migration can only be facilitated by a third-party tool, such as Kernel for MBOX to PST.