How Do I Convert An OST File to MSG File on Mac?


A copy of the Outlook data is automatically saved in an offline format in an Outlook OST file. All user data such as contacts, inbox, drafts, sent items, calendars, journals, etc.—is saved with its help. But, a user must convert an OST file to MSG file or another format if they want to work with an OST file. Since the data in OST files cannot be accessed without the support of the Outlook server.

I noticed a lot of Mac users asking “How Do I Convert An OST File to MSG File on Mac?. Let’s start by going through some benefits of the MSG file format.

Reasons for OST File Conversion to MSG Format

A file format called an MSG file is one that stores data as a single message. The need to convert OST mailbox data into MSG file can vary as per the user’s requirements.

  • Even without an MS Outlook, it’s simple to open an MSG file.
  • MSG file formats are widely supported by email programs and are simple to share.
  • It is handy and straightforward to use; it keeps each email independently, making it simple to manage.

After going over the advantages of an MSG file that were previously highlighted. Let’s now discuss the various methods for converting OST files into MSG file format on Mac OS.

How to Export Email File from Outlook OST to MSG on Mac?

There are numerous different manual conversion techniques for OST to MSG available online. But, it’s for Windows and there are no direct solutions available for Mac users to quickly perform this conversion task. As a result, many IT professionals prefer using a professional third-party tool like OST Converter for Mac to fix “how do I convert an OST file to MSG file on Mac OS” query with ease. As this software gives users 100% precise results with high data integrity.

Highly Suggested Solution to Convert OST File to MSG File for Mac OS

MacMister Mac OST Converter is an outstanding and complete solution to successfully and safely convert or export OST files to MSG file format on Mac PC without facing a single issue. It’s an advanced and robust tool that easily batch import OST file into MSG file at once without misplacing any information. This process guarantees that the original folder hierarchy and high level of data safety are preserved during the conversion procedure. Additionally, you can export OST files into a variety of saving options, including PST, PDF, EML, DOC, HTML, RTF, ICS, CSV, Gmail, IMAP, Yahoo, Office 365,, Thunderbird, and so on.

Guide to Convert An OST File to MSG File on Mac PC

  1. Download and run the Mac OST to MSG Converter Tool on your Mac Operating System.
  2. Now, choose OST Files/Folder with the use of Add Files (s) or Add Folder (s) tab.
  3. Then, tick the Needed Folders or Items from the tree structure.
  4. After that, pick MSG as the saving file type from Select Saving Option.
  5. As a final point, press the Export tab to start the OST to MSG migration process on macOS.

Advantages of Using OST to MSG Converter for Mac Tool

  • The tool enables users to convert Outlook emails from OST to MSG in mass with or without attachments.
  • This utility enables users to effectively convert their OST mailboxes with any associated attachments or items.
  • Since there are no file size restrictions, lots of OST files can be changed to MSG file type at the same time.
  • Mac users can save limitless OST files in MSG file type at a time using a third party tool.
  • Without having to worry about data loss or modification, the program can help in converting an OST file to MSG format.
  • The software smoothly runs on all newest and earlier ranges of Mac OS, Windows OS, and Outlook.

Closing Words

In this blog post, I discussed how to export email file from Outlook OST to MSG on Mac OS. I’ve also mentioned a few advantages of using the MSG file type. Since, there is no direct solution for performing this conversion on Mac devices, choosing an expert software like OST to MSG for Mac Tool is the best option to implement this migration process. This approach delivers 100% correct results without compromising data integrity.

Read more: Know the Best Technique to Convert OST File to CSV Format on Mac

Anil Kondla

Anil is an enthusiastic, self-motivated, reliable person who is a Technology evangelist. He's always been fascinated at work especially at innovation that causes benefit to the students, working professionals or the companies. Being unique and thinking Innovative is what he loves the most, supporting his thoughts he will be ahead for any change valuing social responsibility with a reprising innovation. His interest in various fields and the urge to explore, led him to find places to put himself to work and design things than just learning. Follow him on LinkedIn

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