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Summary: The article discusses the OLM file location in MAC Outlook, detailing locations for different Outlook versions. It also explains how to reveal hidden Outlook folders and provides steps to create and import OLM files. Additionally, it introduces the Kernel OLM Viewer tool for accessing OLM data on Windows and generating file analysis reports.
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OLM stands for Outlook for Mac data file, serving as the counterpart to Windows’ OST/PST files in the Outlook ecosystem. It stores a comprehensive range of data from Outlook for Mac, including messages, attachments, contacts, calendar entries, and notes. When transitioning to a new Mac device or upgrading Outlook for Mac to the latest version, it becomes necessary to export the OLM data to another file. To accomplish this, users must be familiar with the OLM file’s location within Mac Outlook.

Can you tell me the location of the Outlook files on your system?

This article seeks to find where exactly you will find the OLM file location in MAC Outlook. In MS Outlook 2016 for Mac, the usual or default location of Outlook of the email profile folder, and in MS Outlook 2011 for Mac, the default location of OLM files is in the identity folder. Here is the exact location for both versions –

  • If you are using Mac OS X 10.5 and later
    For Outlook Version 2011, you can find your Outlook data files at:

    /Users/<username>/Documents/Microsoft User Data/Office 2011 Identities/Main Identity
  • If you are using Mac OS X 10.13 and 10.14
    For Outlook Version 2016, you can find your Outlook data files at:

    /Users/<username>/Library/Group Containers/UBF8T346G9.Office/Outlook/Outlook 15 Profiles/Main Profile
  • If you are using macOS 10.15.7 or 10.15.6
    For Outlook version 2019, you can find your Outlook data file at:

    Users/<username>/Library/Group Containers/UBF8T346G9.Office/Outlook/Outlook 15 Profiles/Main Profile

Try the Kernel OLM Viewer tool to view and read OLM files without Outlook for Mac. Download Free

How to Find a Hidden Outlook Folder?

In Outlook for Mac, you may have noticed that the Outlook 15 Profiles folder is initially concealed. Here are the steps to reveal it:

Step 1- Firstly launch Finder and Go to Home.

Step 2- Select View> select Show View Options from the menu.

Step 3- Select the Show Library folder and close View Options.

Now, you can access Outlook 15 Profiles folder.

Steps to Create an OLM File

Upon arriving at the specified destination, the OLM file will not be present in physical form. Instead, you will need to generate an OLM file by exporting the data to a designated storage location. The following outlines the steps of the export process:

  1. Go to the Tools tab and click the Export option.
  2. Under the Export to Archive (OLM) option, browse the items you want to export and Continue.
  3. Under Save as box, choose the folder where you want to Save the OLM file.
  4. Save the archive file as an OLM file.

Once you have exported the data, proceed to import the OLM file into a fresh instance of Outlook for Mac in order to finalize the transfer. Please follow these steps:

  1. Under the Tools tab, click the Import option.
  2. In the Import option, browse the OLM file which you had created earlier. Click Continue.
  3. After importing the file, you can see the files present in their respective folders. It means you can find the mails in the Mails tab, contacts at the Contacts tab, and notes at the Notes tab.
OLM Viewer- Why, whom to choose, what steps to use?

After saving Outlook files in the OLM format, you may need to access the data on a Windows platform. In such a scenario, you have two options available. The first option is to utilize a free OLM to PST converter which can be found. Alternatively, you can use an OLM viewer tool. If you choose the latter, Kernel offers an OLM Viewer tool is there for your assistance. to assist you. This tool reads the OLM file and presents the complete information in a structured mailbox format.

Let’s see its functional procedure:

  1. Firstly, download and install the Kernel OLM Viewer Software
  2. Now, use any of the two options Open Single File or Open Multiple Files, to add OLM files. And then click on Next.
    Select single or multiple OLM files
  3. Read the information related to the process. Click Finish.
    Read the information
    (Note: In case you are not aware of the OLM file location, please search for the same by using the search button located right beside the Browse button. When the software has listed your available OLM files, choose the one you require)
  4. View your OLM data post-scanning the file. (You’ll find the folders listed under the Folder List on the left pane.) Select a folder from among the list so that you may be able to view the content. Select a particular item and then see it.
    Select folder to view content
More About Kernel OLM Viewer

You can use the Kernel OLM Viewer to generate four different types of File Analysis Reports-

  1. Mail flow density according to date
  2. Mail flow density according to senders
  3. The interaction among the users.

If you want to know how you may generate the report, follow these simple steps:

  • Click on the report name present on the Task Pane.
    Click on the report
  • Then select the folder(s).
  • Click the Analyze when the dialogue box is displayed
    Click the Analyze
  • And here are your File Analysis Reports.
    File Analysis Reports


This article provides a simple method to locate the OLM file in its default directory and offers a preview through the Kernel OLM Viewer tool. This software is completely free and allows you to access the OLM file directly, providing a preview of its contents. If you need to access your OLM file on Windows, this tool enables you to access all aspects of the mailboxes, including emails, attachments, contacts, and more.

Kernel for OLM to PST