Try this OLM to PST Converter tool and Convert Mac OLM file to PST format with all mailbox items. This software capable to Convert your OLM file to PST format with all mailbox items like: Emails, Attachments, Journal, Notes, Contact, Calendars and many more. This software has simple and easy GUI Interface where you don't need any technical skills to operate it anyone can easily access it without any technical knowledge.
If you are looking for a method to convert OLM file into Outlook PST format. Then, you can use the best tool OLM to PST Converter for Mac. It allows you to convert multiple OLM files into Outlook PST format. It can also convert OLM files to different file formats and email clients. It does not make any changes to its original folder structure during the conversion process. You can apply its mail filter feature to select specific emails as per date. Its preview feature allows you to view the data before saving them in PST format. The trail version of the software allows you to convert 50 emails per folder for free.