Did you recently upgraded to Mac from Windows? Moved with important PST files that you need to transfer in Mac Outlook? Wondering how I save old Outlook email PST file in Mac Outlook with all the data items? Searching for a trouble-free solution to implement the process successfully? No worries simply go through the write-up and you will come across an exceptional method that will easily save old Outlook email PST file in Mac Outlook.

Many users keep changing their operating systems for different reasons. However, Mac and Windows are highly in use by many users. They have wonderful interface and offers outstanding applications to enhance productivity of a business.

But, the migration is not difficult as it seems. The problem occurs when a user tries to access Windows supported files in Mac OS. Because, both Mac and Windows operates on a different level. And, the applications built on them are also different. So, they support file formats that are manageable only on the respective platforms.

Need to Convert PST to OLM to Save Old Email PST File in Mac Outlook

People who moved with PST files from Windows on Mac will face trouble when they try to access the same in Mac Outlook. Even through Outlook for Mac and Outlook for Mac are email applications of the same source i.e. Microsoft. Still they use different file formats to store the data. On one hand, Outlook export user database in PST whereas on the other, Mac Outlook supports OLM file format.

However, few files can be transferred easily as Mac Outlook offers Import option with the help of users can import one PST file at a time. But, the process might become lengthy if the count of PST files is large in number.

That is why, it is recommended to use a method that can securely save old Outlook email PST file in Mac Outlook.

How I Save Old Outlook Email PST File in Mac Outlook?

The reliable way out to save old Outlook email PST file in Mac Outlook is MacMister PST to OLM Converter. The software is simple, cost-effective, and highly secure. It smoothly implements the batch conversion of PST files and delivers accurate and non-affected results within seconds. Even, the user-friendly interface is easily operable by all professional and non-professional users. The time-saving operational steps will implement the complete conversion within seconds.

Moreover, the software is introduced with plenty of extraordinary features with the help of users can save PST files into Mac Outlook according to their requirements. The freeware version of the software is also available which is useful in analyzing the working as well as options of the tool for free.

Working Steps to Save Old Outlook Email PST File in Mac Outlook

Step 1. Download, install, and open MacMister PST to OLM Converter on macOS.

Step 2. Add important PST files/folders by using software’s Add File(s)/Add folder buttons. The Add File(s) button will help to add required PST files on the app for conversion and the Add Folder button will help to add a folder carrying unlimited PST files on the tool for batch conversion. Choose the required option to load PST files and click Next.

add pst files

Step 3. The application will quickly list all PST files with checkboxes on the software one by one. The checkbox can help those who wants to save specific PST files to OLM instead of saving the entire list. Click Next to continue.

selective pst conversion

Step 4. Click on the Select Saving Options and select OLM file format from the list of options.

saving options

Step 5. Opt for the required option to perform the process according to the requirements and click on Export button.


Step 6. The conversion will start and then Live Conversion Window will appear that will display the report of ongoing conversion status of PST files.

live conversion

The whole process finishes with a pop-up message confirming process successfully completed. Continue by clicking on OK button and then go to Mac Outlook to import converted files. Check the steps mentioned in the next section.

Working Guide to Save Resultant OLM Files in Mac Outlook

Step 1. Open Mac Outlook on your macOS.

Step 2. Click Tools >> select Import.

Step 3. Choose Import Outlook for Mac archive file (.olm).

Step 4. Locate where OLM files are saved. Choose the required OLM file and click Import.

The import process will start quickly and when it finishes, users can see the imported items on the left navigation pane. You can click on the required item and view the data of the same in Outlook for Mac email client. However, you will see that the data is exactly the same as before after the conversion. Even, the folder structure is also precise.


In the blog we have highlighted the powerful process to save old Outlook email PST file in Outlook Mac. MacMister PST Converter for Mac is a brilliant utility that ensures smooth and accurate conversion of PST files. You can download the free demo version of the tool to test the conversion process for free and even save first 25 PST files to Mac Outlook free of cost.

Also Read – Print MBOX Emails in PDF on Mac