Take help from Thunderbird to PST tool to perform Thunderbird email files backup in Outlook with attachments. The tool is workable on Windows and Mac operating systems. You can use the program with original mail elements, formatting and folder hierarchy in Outlook. The software move Thunderbird emails, contacts, calendar, and address book in Outlook. You will also get filters options like To, From, Subject, Date Range and Exclude Deleted Folders for selective Thunderbird email files backup in Outlook. Download the trial edition of Thunderbird to PST Converter to move upto 20 Thunderbird files to PST free of cost.