The latest Kernel for OLM to PST version 15.9 converts the multiple OLM files easily and gives you a variety of saving options other than PST, like Live Exchange, Office 365, MSG, HTML, IMAP, and many other. It supports all Outlook and Outlook for Mac versions. For more information, follow- https://www.kerneldatarecovery.com/OLM-to-PST-Converter.html