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How to Import OLM File to Outlook Windows? Complete Guide

Published By Jamie Kaler 
Rollins Duke
Approved By Rollins Duke
Published On December 11th, 2023
Reading Time 6 Min Read
Overview: This informative guide will help users import OLM to Outlook Windows. Whenever you try to open OLM file on Windows, you might come across some unwanted errors. It causes an error and restricts users’ ability to migrate OLM emails, contacts, and calendars to Outlook 2021, 2019, 2016, 2013, 2010, 2007, 2003, etc.

Outlook for Mac exports all its mailbox items including emails, contacts, calendars, tasks, notes, and journals into an OLM archive. Unfortunately, Microsoft Outlook for Windows does not support OLM data files. A user can only import/export mailbox items into Outlook Windows using the default Outlook Data File.

Various methods allow users to import OLM to Outlook Windows. One such method is by uploading OLM to an IMAP folder of the Exchange Server & then exporting Exchange data to PST file.

Outlook for Windows allows to access the data that is available or located in Exchange Server. Windows Outlook can connect to the Exchange Server by either using Cached Exchange Mode or Online Mode. Users can also use the Export-mailbox shell cmdlet from Server PowerShell to export Exchange mailbox data to Outlook.

However, above we have discussed the free method which is not suitable for non-technical users as it is very complex and time-consuming. Hence it is recommended to choose a professional way to import OLM to Outlook Windows. One such method is the use of the professional OLM to PST Converter Software.

How to Open OLM Files on Windows Outlook Manually?

Here we are going to use a third-party email client like Gmail, which can be connected with both Outlook’s Mac and Windows. Firstly, we will connect it into Mac Outlook and then we will move the emails into it. after that, we will configure the same Gmail account into Windows Outlook. All the steps are mentioned below to import OLM to Outlook Windows:

Step 1: Connect Gmail to Mac Outlook

  1. Open Mac Outlook.
  2. Choose Tools >> Accounts option.
  3. Click on the + option.
  4. Enter the login details of your Gmail account.
  5. Put the IMAP/POP details here.
  6. After all settings, hit the Finish button.

Now right-click on the folders, that you want to import choose the Copy button, and choose connected Gmail account. After that follow step 2.

Step 2: Configure Same Account in Windows Outlook

  1. Open Windows Outlook.
  2. Choose File >> Add Account.
  3. Enter the login details of your Gmail account.
  4. Put the IMAP/POP details of Gmail.
  5. After all the settings hit the Finish icon.

Now you can move the uploaded OLM emails by clicking on it and moving the icon to import OLM to Outlook Windows.

Drawbacks of Manual Methods

  • Multiple steps make this process lengthy and time taking process.
  • High risk of data loss, while moving data.
  • Users will face multiple errors while connecting accounts.
  • Both Mac and Windows Outlook must be installed and connected to the same machine.

Professional Solution to Import OLM to Outlook Windows

To easily export contacts, calendars, and emails from Mac Outlook to Windows Outlook, an automated application is designed specifically which manage and control everything regarding OLM to Outlook file conversion.

The magical recommendation is RecoveryTools OLM Migrator. This application is capable of batch exporting OLM files to Outlook for PC. With this tool, you can also convert into other savings like OLM to EML, etc. This tool comes with advanced features and filters, which makes the software more powerful and easy to

Perform a safe & secure conversion, download the software, and follow the procedure mentioned below:

Get the Solution Now:

Steps to Import OLM to Outlook Windows

  • Step 1: Download the software.
  • Step 2: Use “Select Files” to add the OLM files.
  • Step 3: Choose the required OLM folders.
  • Step 4: Select the “PST” option.
  • Step 5: Choose the location using Browse.
  • Step 6: Click “Convert” to import OLM to Outlook Windows.

How to Open OLM File on Windows Outlook? Complete Guide

  1. Download the software Install and launch it on a Windows PC and read all important instructions.

    launch it

  2. The software will provide dual options to upload OLM files and folders using the Select Files and Select Folders options.

    dual options

  3. The utility will extract and display all OLM mailbox items, select only the required items to convert, and then click on Next.

    required items

  4. Choose the PST option from Select Saving Option.

    Select Saving Option

  5. Click on the Filter Options tab and select the advanced filter option to import OLM to Outlook Windows selectively.

    advanced filter

  6. Enable the Create Separate PST for Every OLM, and Change Language option as per choice.

    Change Language

  7. Select the location as per your choice using the Browse button.


  8. Lastly, click on the Next button to import OLM to Windows Outlook.

    import OLM to Windows Outlook

After the conversion process is finished successfully, a confirmation message box will be displayed. Click on the OK button to finish the conversion process.

How to Import Exported PST to Outlook Windows?

  1. Run Outlook and Go to File.
  2. Select Open & Export >> Import/Export options.


  3. Select Import from Another Program or File and click on Next

    Import from Another Program or File

  4. Select Outlook Data File (.pst) and click on Next

    Outlook Data File

  5. Select the location using Browse


  6. Choose where you want to import this file and click on the Finish


  7. Finally, the open OLM file on Windows process will be done.

Why Automated Solution to Open OLM File on Windows Outlook?

  • Users can easily import complete data from OLM files including emails, contacts, calendars, tasks, notes, journals, etc.
  • This application is completely secured from all Virus and malware infections and is 100% safe to use.
  • This software provides Dual options, which allow users to add single and multiple using Select Files and Select Folder options.
  • The software is completely standalone to do its work and hence ensures no Outlook mail client installation necessary.
  • The utility offers the conversion of selective OLM items without offering any file size limitation.
  • Also, it maintains the original folder hierarchy and email components including Bcc, Cc, To, From, Date, Time, Formatting, Images, Signature, etc.
  • Exported PST files will be acceptable in all Outlook versions including Outlook 2021, 2019, 2016, 2013, 2010, and all previous versions.

The Verge

A large number of users are requesting a way to import OLM to Outlook Windows. There are numerous ways available to accomplish the task. Free & manual methods are a great way to reduce the operational cost of the company but it requires patience and time. For instant and accurate results users can go with an automated solution to open OLM file on Windows all editions.