Outlook is popular among the users for cross communication. It is a desktop based email client used professionally and personally. As every email application has its default file format to store its data Outlook file format vary from one to another platform. Outlook Mac has two versions Outlook 2011 and 2016 and it stores the data in OLM file format. Sometimes, users need to migrate OLM to PST as Outlook in Windows stores data in PST file format. Lets us consider this query to understand the need of the migration clearly.

“I am using Outlook in Mac Operating system. I have received a file from one of my clients, which is in PST format. Now, I want to know a simple procedure to quickly convert OLM file to PST format. Please suggest me a method.”

Users who are in need to move OLM file data to PST can use this effective method as mentioned below.

How to Convert MAC OLM File to PST?

This is the most popular, best and easy method to move all your OLM files into PST format. This method includes the use of OLM to PST Converter utility. This software transfer Outlook Mac data like emails, contacts to PST accurately and in a secure way. To use this application, users need to follow these steps as mentioned below:

    • Firstly, to launch Outlook MAC Exporter tool >> go to Start >> All Programs >> select tool.

Add OLM File

    • Now, click on “Add File” to add OLM file on the local device from its location. Then, browse the respective file location by clicking on the option of “Browse”.
    • After that, click on “Open” and click on “Add File”.

Click Add File

    • Once you click on that, tool will initialize the process of scanning of OLM files and also, provide the details of the process.

OLM file Scanning

    • You need to click on “Yes” if you want to save the scanned results. You can also, preview the emails.

Scanning Complete

    • Next, select the emails that you want to export. Make a right click on all of them and click on “Export” option.

Click on Export

    • To go further, browse and select the destination location and click on the button of “Export”. This will begin the export process.

OLM to PST Conversion begins

    • This Software shows Exporting process with a folder, Destination Folder, Item Count details. Click on “OK” and proceed further.

conversion complete

  • Once the export is done, save exported file on the desired location.

Manual or Free OLM to PST Conversion For MAC

Users can go for the manual method as well. It is a method where IMAP Server acts as an intermediate between Mac Outlook and Windows Outlook to convert OLM file to PST. The reason to use IMAP Server is because it receives remote files. Follow these steps one after the other to complete the whole process:

  • Create an email id on any IMAP Server. For instance, create an account on Gmail
  • Configure that id with Mac Outlook
  • Move all emails from Outlook to Gmail Mac
  • Now, configure Windows Outlook with Gmail
  • Export all the mails to Windows Outlook to IMAP Server

Limitations of Manual Method

Generally, the manual method is not recommended as it has some drawback like:

  • This method is not that much Secure and safe.
  • Users have to devote much time as it is a very long method.
  • Manual procedure seems to be tricky to non-technical users.


Conversion from one file format to another file format sometimes becomes necessary to maintain the continuity of the work. Hence, we have discussed the best method to Convert MAC OLM file data to PST with the help of OLM to PST Converter. We have also; discuss a manual method, which seems to be tricky for most of the users.