If you are planning to format, go for
MailsDaddy PST to EML Converter Tool. Using this safe solution users can successfully convert PST files into EML, MSG, RTF, HTML, EMLX, and MHTML formats. It can securely transfer large size PST file into EML format without file size limitations. Here users can add multiple PST files at a time and view the preview in the preview panel. It facilitates users to filter and convert some selected PST file emails into EML format. The application can easily convert password-secured, ANSI, and Unicode PST files into EML format. Here users can export PST files of Outlook 2019, 2016, 2013, 2010, 2007, and other editions.
Apart from this, MailsDaddy provides a free demo of this solution that allows users to convert the first 20 emails per folder with any chargers.
To download free demo pack:-
https://www.mailsdaddy.com/pst-file-converter/pst-to-eml.php