I have used the GainTools PST to EML Converter Tool to convert PST files to EML files. The interface is easy to use, and it is easy to install. Instant export of Outlook PST file to EML format without any data omission. You can download a free trial and explore the software. It converts multiple PST files to EML format without the need for MS Outlook. You can easily run this software on Windows OS versions like 11, 10, 8, Vista, XP, etc. It safe and secure way for PST data to EML conversion.

Visit: https://www.gaintools.com/pst/eml/