How to Open an MSG File on Mac: A Quick Expert Guide 2023

By Bikash

How to Open an MSG File on Mac: Step-by-Step Guide

How to Open an MSG File on Mac is simpler than you think. Whether you have Microsoft Outlook or not, there are several methods to effortlessly access these files. There are multiple options are available to perform the task even you are a beginner with a MacBook. Explore using Outlook itself, third-party viewers, file conversion, or even the Outlook web app to quickly unveil the contents of MSG files on your Mac computer easily. Let’s check how can you open the MSG file using user friendly methods. We have decorate it step-by-step for your easy understanding. I think that will help you a lot.

What is MSG File on Mac?

A MSG file on Mac is a type of message file commonly used by Microsoft Outlook to store email messages and their attachments. It can contain text, images, formatting, and attachments all bundled together. To open an MSG file, you can use Microsoft Outlook, third-party viewers, or even convert it to other formats like EML or PDF. Lets go to the How to Open an MSG File on Mac guide.

How to Open an MSG File on Mac: How do I view MSG files?

To open MSG files on your Mac, try these methods: Use Microsoft Outlook by double-clicking the MSG file. Install a third-party viewer from the App Store. Convert MSG to EML/PDF using a converter app or online tool. Utilize Outlook’s web app: log in, compose an email, drag-drop MSG, send, then open the attachment. Whether you have Microsoft Outlook or not, here’s a step-by-step breakdown of each method:

Method 1: How to Open an MSG File on Mac Using Microsoft Outlook 365

  1. Locate the MSG File: Find the MSG file you want to open on your Mac. It might be in your Downloads folder, email attachments, or any other location.
  2. Double-Click the MSG File: Simply double-click the MSG file. This action will automatically launch Microsoft Outlook for Mac.
  3. View the Message: With Outlook open, the content of the MSG file will be displayed. You can read and interact with the message as needed.

Method 2: How to Open an MSG File Without Outlook Using Third-Party MSG Viewer

  1. Install the Viewer: Search for a third-party MSG viewer for Mac and install it on your computer. Some popular options are MSG Viewer for Outlook, Mail Viewer, and MailSteward.
  2. Locate the MSG File: Find the MSG file you wish to open.
  3. Open the Viewer: Launch the installed third-party MSG viewer application.
  4. Load the File: Within the viewer, look for an “Open” button or similar option. Click on it and navigate to the location of your MSG file. Select the file to open it.

Method 3: Convert the MSG File to a Different Format

  1. Install a Converter: Search for and install a third-party converter application on your Mac, or use an online converter service.
  2. Convert the File: Open the converter and follow its instructions to convert the MSG file to a different format, such as EML or PDF.
  3. Open the Converted File: Once the conversion is complete, open the newly converted file in a compatible application. This could be your default email client or a PDF reader, depending on the format you chose.

Method 4: How to Open an MSG File on Mac Using Outlook Web App

  1. Access Outlook Web: Open a web browser and navigate to
  2. Log In: Sign in to your account using your credentials.
  3. Compose an Email: Within the Outlook web app, start composing a new email.
  4. Drag and Drop: Locate the MSG file on your Mac, then drag and drop it into the email composition window.
  5. Send the Email: Add a recipient (it can even be your own address), subject, and any other details you prefer. Once ready, click the “Send” button.
  6. Retrieve the File: Open the sent email and click on the attached MSG file. It will be downloaded and can be opened with a suitable application.

How do I change a MSG File to a PDF?

If yoy change your MSG File to a PDF then you can easily open it using a pdf viewer. Using below simple process you can easily convert your MSG File to a PDF file.

  • Choose Converter: Find a reliable online converter or install a converter application.
  • Upload MSG File: Use the converter’s interface to upload the MSG file you want to convert.
  • Select PDF Format: In the options, choose PDF as the output format for the conversion.
  • Convert: Click the “Convert” button to start the conversion process.
  • Download PDF: Once the conversion is done, download the PDF version of your MSG file.
  • Open PDF: Use a PDF reader to open and view the converted file on your Mac.

Why can’t I open MSG files on my Mac?

There are the basic reasons why you might be having trouble opening MSG files on your Mac:

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  • No Compatible Software: You might not have software that can natively open MSG files on Mac.
  • Unsupported Format: Your default applications might not support the MSG file format.
  • Corrupted File: The MSG file could be damaged or corrupted, preventing it from opening.
  • Wrong File Association: The file might not be associated with any application that can open it.
  • Security Settings: Security settings on your Mac might be blocking the file from opening.
  • Outdated Software: If using Microsoft Outlook, an outdated version might not be compatible.
  • Third-Party App Issue: If using third-party apps, they might not be functioning correctly.
  • File Location: The file might not be in a location you’re trying to access it from.

Final Words

How to Open an MSG File on Mac is achievable through a few approaches. If you have Microsoft Outlook, simply double-click the file. Alternatively, third-party viewers provide an option. Converters can change MSG to more accessible formats like PDF or EML. For those with an account, the web app allows attachment opening. Choose the method that suits your needs best, and you’ll soon be effortlessly accessing your MSG files on your Mac.

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FAQs on How to Open an MSG File on Mac

Can I open MSG files without Microsoft Outlook on my Mac?

Yes, you can use third-party viewers or convert the MSG files to other formats like PDF or EML for compatibility.

Why won’t my MSG file open?

Possible reasons include lack of compatible software, file corruption, or incorrect file association.

Is it possible to open MSG files online?

Yes, you can use online converters or web apps like to access MSG files.

How do I open an MSG file in Outlook’s web app?

Log in to your account, compose an email, drag-drop the MSG file, send the email, and open the attached file.

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By Bikash
Hello! I'm Bikash, a skilled Web Developer and Blogger with more than 5 years of experience in the digital marketing fields. My passion is Share my Own Experience by Blogging and creating unique, approachable websites that create a lasting impact. My love of both technology and creativity encourages me to keep up with the most recent developments and industry best practices.
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