OLM file is an email database file for MS Outlook application for macOS. This file stores all type of emails, contacts, calendar, tasks, notes, journals, etc from your email account in Outlook for Mac. If you want to migrate all these email data from Mac Outlook to Outlook for Windows, then you need to convert olm file to pst format. There is no option in Outlook application to perform olm to pst conversion.
OLM file Converter from V Software is a third-party tool that restores all mailboxes and other data from the OLM file and export to PST file. This PST file is also an Outlook data file in Windows computer. Further, you can easily import the PST file in any latest and all older version of Microsoft Outlook and access your important inbox messages and other data from Mac Outlook olm file.
Note: Mac version of this software is also available now.
Step 1: Set up an IMAP account using Gmail account
Open Gmail account then click on the Gear icon on the right-hand side of the Gmail account.
After that click on the Settings button.
On the Settings tab, you need to click on Forwarding and POP/IMAP tab.
Then check the IMAP Access status. If the status is disabled then enable it.
Once your IMAP account is successfully created, then you need to set up your Outlook for Mac with it. To do this, follow the steps given below:
Step 2: Add IMAP mail account to Outlook for Mac
First, open Outlook for Mac, then click on Menu ->Tools -> Accounts.
After that, click on Email. Here, enter an email address, password, and other information that is asked. Then click on Add Account.
Once the above process complete then check the IMAP mail account.
After that, you need to create a Gmail label, In order to perform synchronization between Outlook for Mac and IMAP account. To do this, follow the steps given below:
Step 3: Create a Label in Gmail
First, open your Gmail account. Then click on the Gear icon on the right-hand side of your Gmail account. Then, click on the Settings button.
Then on the Settings tab, click Labels, and here, now click on Create New Label. And check Show in IMAP box is checked.
After this, go to your Mac Outlook and click on Send/Receive.
Now will move emails and other mailbox data from the OLM file to the IMAP mailbox folder. To do this, follow the steps given below:
Step 4: Move or transferred emails from Mac Outlook to IMAP mailbox
Open Outlook for Mac, the right click on the mailbox item which you want to transfer to Outlook for Windows.
Then select Move -> Copy to Folder.
After that type the name of your IMAP folder and click on Copy.
Then click on Send/Receive or refresh the folder on Gmail to update the mailbox. You need to do this when the above process completed.
Now your all the copied mailbox data have been synchronized to the IMAP mailbox folder.
Let me know if this helps.