How to open windows Outlook PST file on Mac OS?
You must be aware of the fact that Outlook for Mac and Outlook for Windows store emails in different file formats. If you are using MS Outlook on Mac then all the emails are stored in an OLM file whereas Outlook for mac stores emails in a PST file. Many Mac users don’t know how to open Windows Outlook PST files on a Mac machine. If you want to read a PST file on Mac Outlook then it is not possible to do so. Therefore, here you can see the technique to view all the emails of the PST file on a Mac machine. You will just have to implement simple steps and open the PST file on Mac Outlook.
read more:- https://www.macsonik.com/blog/open-outlook-pst-file-on-mac/

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Jacksonallen commented
To open a Windows Outlook PST file on macOS, the Advik PST to OLM Converter provides a seamless and effective solution. Since macOS uses the OLM format for Outlook data files, PST files from Windows Outlook cannot be accessed directly. This tool bridges this gap by converting PST files into OLM format, making them fully compatible with Outlook for Mac. The tool ensures complete data integrity by preserving emails, contacts, calendars, attachments, and folder structure during the conversion. With its easy-to-use interface, users can quickly convert their PST files without needing any technical expertise. After conversion, the OLM file can be easily imported into Mac Outlook, allowing full access to all Outlook data on macOS.
Read More: https://www.adviksoft.com/blog/import-pst-to-mac-outlook/