There are a lot of individuals worldwide who use MS Outlook on their mac devices and they are unaware of the fact that Outlook for Mac stores all the emails in an OLM file. But when they switch from Outlook for Mac to Outlook for windows then they get into trouble. Outlook for Windows is not compatible with OLM files and they support PST files. So, here you will need to convert OLM to PST on Mac so that you can access all the emails on your Outlook for Windows account.

read more:- https://www.macsonik.com/blog/how-to-convert-olm-to-pst-on-mac/