Thinking of how to migrate PST files into MBOX in a bulk? Then grab Outlook 2007 to Thunderbird Migration Tool which allows to migrate PST files to Thunderbird with attachments accurately. The required process is also possible when there is no installation of Outlook in the system. Moreover, Outlook 2007 to Thunderbird Migration Tool is downloadable on all Windows OS edition and precisely batch migrate PST to MBOX. During the process of migration, the original data will remain safe and intact. Install the software on any Windows OS edition and check the process of Outlook 2007 to Thunderbird migration on your own.