To export Mac Outlook OLM (Outlook for Mac) database files into PST (Personal Storage Table) format, you can follow these steps:

Convert OLM to PST using OLM to PST Converter software:
a. Download and install a reliable OLM to PST converter software on your Windows computer. There are several third-party tools available online.
b. Launch the OLM to PST converter software.
c. Click on the "Add" or "Select File" button within the software interface to browse and select the OLM file you want to convert.
d. Choose the desired options and settings, such as the output location for the PST file and any filtering options if available.
e. Start the conversion process by clicking on the "Convert" or "Export" button.
f. The software will convert the OLM file to PST format. The duration of the process will depend on the size of the OLM file.

Import PST into Outlook for Windows:
a. Copy the converted PST file to a computer with Microsoft Outlook installed (preferably Outlook for Windows).
b. Open Outlook on the computer.
c. Go to the "File" tab and select "Open & Export" or "Open."
d. Choose "Import/Export" or "Import" from another program or file.
e. Select "Outlook Data File (.pst)" as the file type to import and click "Next."
f. Browse to the location where the converted PST file is saved and select it.
g. Choose the desired options for importing, such as whether to import into an existing folder or create a new one.
h. Complete the import process by following the prompts.

Greetings,
Peter