If you are unable to thread MIME format emails, then the chances are Microsoft Outlook has mistranslated them. The good part is, you can modify them so that it can be read and displayed by your email ...

Offline storage table (OST) and personal storage table (PST) are two different Outlook data files used to store a copy of mailbox items on local storage. Outlook creates a PST file when you add a POP3 ...