OLM file is a type of file format that is supported by Mac Outlook only. It is a database file that consists of various mailbox items such as emails, contacts, tasks, notes, etc. All the Outlook folders of the users can be saved in a single OLM file. 

Whereas, the MBOX file has a standard storage format that stores all the email messages in a single text file. It is used by various users and email clients like Apple Mail, Opera Mail, Thunderbird, etc both on windows and Mac.

Every Outlook user at times, due to different official reasons wants to export their OLM files to MBOX. In this article, we will discuss how it is easy to convert OLM to MBOX. Let us start with the reason to convert OLM file to MBOX.

Reasons to convert OLM to MBOX file

Saving OLM file as MBOX is easy because of MBOX’s general layout. It is easily reachable for all kinds of technical and novice users and works both on Windows and Mac very easily. Some other reasons to export OLM to MBOX are stated below- 

  • It is compatible with Thunderbird, Opera Mail, Apple Mail, and 10+ MBOX email clients.
  • MBOX files store the data systematically and have an easy-to-read and smooth working interface.
  • These file formats are easy to store and support the large size of data.
  • MBOX files are supported on Mac as well as Windows platforms.

Above we have stated the reason why is it important to convert OLM file to MBOX. Now in the next section,  let’s discuss how we can migrate OLM files into MBOX manually.

Manual methods to convert OLM to MBOX files on Mac

There are many viable ways available to convert OLM data into MBOX which can be confusing and are not easy to perform. Below is the detailed procedure to export the OLM files to the MBOX easily.

Follow the steps below to save OLM file as MBOX.

  • Open Gmail on your web browser and enter login credentials.
  • From the settings, select the POP/IMAP and Forwarding option.
  • Enable the IMAP settings and then save the changes. 
  • Open Mac Outlook and go to the Tools menu.
  • Select the Account and email.
  • Enter the account credentials and use the IMAP server and add your account.
  • Choose the emails you need.
  • Move the folder using the Right-click button.
  • Click on the control panel then Mail and then press Open an account.
  • Choose the New button and select the suitable one to set up an IMAP on MS Outlook.
  • Create a PST file using the Export option to save OLM file as MBOX.
  • Now, the PST file can be converted using a third-party converter.

As stated in the above-mentioned steps users cannot convert OLM files into MBOX files directly. To convert OLM to the MBOX file format you have to use a professional OLM Converter for Mac. A single-elimination of the process will lead to the failure of conversion. Hope you understand how do I open OLM files on Mac without Outlook. Now, check out some limitations of the manual procedure.

Limitations of the manual methods to convert OLM to MBOX

Conversion of the OLM files to MBOX using this method may be a good option but not an appropriate solution. There are many limitations to it. 

  • Saving OLM files as MBOX is a very lengthy and time-consuming process.
  • There is a chance of losing important data during the conversion process.
  • It doesn’t provide an option of converting OLM files in bulk or batches.
  • The manual method does not include an option for removing duplicate files.
  • Users can not convert selected OLM emails in a single time as per their requirements.

The manual technique to export OLM to MBOX is difficult to deal with. To avoid such difficulties many users switch to the advanced OLM Converter for Mac. Using a professional tool can save a lot of time. It easily converts the OLM files to MBOX in just a few clicks without any data alteration. OLM Converter Tool has multiple quality features to customize the entire conversion process.


In this article, we have discussed the process to convert OLM to MBOX  using the manual method. Conversion of OLM to MBOX files manually on Mac is a very time-consuming and difficult task using. It requires a lot of patience and lengthy steps to perform the conversion. To eliminate such hindrance, many users suggest using a professional method to convert OLM files to MBOX  easily without any hassle. Please follow us for more tech related articles here Techy Robo.

About the Author,

Ankit Roy is a professional content developer and technical analyst. He writes about Email Migration and backup, Cloud Migration, File Conversions & Data Recovery for Mac. He developed his skills in technical content writing throughout his undergraduate days. Ankit Roy additionally developed his skill in Google analytics, keyword research, SEO, SMO, and SMM.

Leave a Reply

Your email address will not be published