How to Get Back Outlook Express Mail - Version 3.0.0.7 How to Get Back Outlook Express Mail tool is used to restore lost mail from Outlook Express on Window XP, vista, 7 and 8 from Outlook 2003, 2007, 2010 and 2013. It recovers oversized Inbox.dbx, sent.dbx files for e.g. Outlook Express DBX files getting corrupt when it reaches 2 GB or more in size. Email recovery tool retrieves mailboxes and other Outlook Express attributes like, notes, tasks, appointments, inbox items, sent items etc.