Users must opt for the superb solution like BitData Migration Thunderbird Converter in order to export Thunderbird files to Gmail, PST, Outlook.com, Office 365, EML, MSG, PDF, MBOX, and many more. This tool opens on all versions of Windows Operating Systems including Windows 11. The batch migration functionality allows conversion of multiple Thunderbird files in single processing. As demo, users can export 20 Thunderbird email totally free of cost.