I would like to suggest you the best software to convert OLM to PST, this tool is very useful to export multiple OLM file to PST format without losing any information. It easily convert all email items like notes, contacts, draft, calendars, tasks, journals, hyperlinks, attachments etc.
I recommend professional software that easily migrates the OLM to PST file format using the extraordinary OLM to PST Conversion tool . OLM to PST Converter software is one of the popular and safe solutions that allows the export of several Email Clients. Visit:- https://www.osttopstapp.com/olm-to-pst.html