Summary

MS Outlook for Mac stores emails, tasks, notes, calendars, and other data in the OLM format. Many times, users have faced situations where they want to open their OLM files with different email clients. Email clients include Mozilla Thunderbird, Apple Mail, Eudora, and Microsoft Entourage. Thus, in this case, users can export OLM files into an MBOX file format. Note that these proprietary MBOX files are compatible with a wide range of regularly used email applications, which might turn out to be useful.

After long-term research, we have found the best ways to convert OLM to MBOX in bulk. It includes both the manual and professional ones. The manual one includes completing a few tedious procedures to finish the conversion. The professional tool is going to make the entire converting process much easier. We will check each one by one and one after another.

First, let us consider the reasons behind exporting OLM Files to MBOX before moving on to the right method.

What are the Reasons Why Users to Export or Convert OLM to MBOX?

The main reasons for converting OLM to MBOX are stated below in points:-

MBOX files are compatible with lots of email clients like Thunderbird, Eudora, Mac Mail, etc.

Mac supports only OLM files, MBOX file types are compatible with Mac, Linux, and Unix OS.

Compared to the competitive MBOX file format, it's relatively easy to handle and economical in cost.

When tons of OLM files are in its belly, Mac Outlook slows and eventually stops responding.

Thus, the user can convert multiple OLM files to MBOX format at once. Now we will see how to carry out the conversion.

Method 1 - Convert Mac OLM files to MBOX format Manually

We will use Mac Outlook for this process. This involves two steps that differ from one another. Note that it is compatible just with MS Outlook versions 2021, 2019, and 2016.

Step 1: Export the OLM File to Outlook

With these steps, you can have all your OLM files in your Mac Outlook. By the next step, you will have completely transferred your OLM files into MBOX format.