To migrate data from Outlook for Mac to Windows Outlook, you need to convert the OLM file to PST format. A reliable solution is PDS OLM Converter, which efficiently converts Mac Outlook data into a Windows-compatible PST file. The tool keeps all mailbox components intact, including emails, contacts, notes, tasks, and calendars. After conversion, you can easily import the PST file into Microsoft Outlook for Windows.

https://www.perfectdatasolutions.com/en/olm/olm-to-pst-converter.html