You can easily Convert OLM to PST by the help of DRS OLM to PST Converter. It can import outlook pst files directly to the outlook profile. This OLM to PST Converter tool supports normal as well as corrupt OLM files for an effortless conversion. It has compatibility with MS Outlook 2011,2016,2019 for Mac.
To know more you can visit here- https://www.data-recovery-solutions.com/olm-to-pst-converter.php