@gaintools_mbox_to_pst_converter
GainTools MBOX to PST Converter Tool accurately converts MBOX files to PST files for all Outlook versions, including 2021, 2019, 2016, 2013, 2010, 2007, 2003, etc., With this program, export bulk MBOX emails concurrently to PST files. Individuals who aren't tech-savvy will soon find out how easy this program is to operate. Working with Windows OS, this utility converts 25 MBOX files for free.
ALSO Read -
https://www.gaintools.com/how/export-mbox-to-pst-manually/
https://www.gaintools.com/how/convert-mbox-to-pst-freely/
https://www.gaintools.com/how/export-thunderbird-to-ms-outlook-pst-file-format/