If you’re looking for a Thunderbird to PST converter to convert Thunderbird emails to Outlook pst files, the most popular eSoftTools Thunderbird to PST converter is the way to go. It offers incredible capabilities for converting single or bulk Thunderbird mbox files to a variety of file formats, including EML, EMLX, NSF, HTML, MSG, Office365, GMAIL, and YAHOO. Before commencing the conversion process, it may show you a live preview of the Thunderbird profile and folders. It includes a free sample pack that allows users to convert the first 25 items from Thunderbird to pst files.
For more info- https://www.esofttools.com/thunderbird-to-outlook-converter.html