To import OLM file from Outlook for Mac, first convert the OLM file to PST using a reliable converter tool. Then, open Outlook on Windows or Microsoft 365, go to File > Open & Export > Import/Export, and import the PST file. Import PST File: Go to File > Open & Export > Import/Export > Import from another program or file > Outlook Data File (.pst) and select the converted PST file to import your data.More info- https://www.vsoftware.org/store/olm-to-outlook-importer