Convert Outlook MSG Files to HTML: Windows & Mac

Written By Kiran Sharma
Updated on September 15th, 2025

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Michael’s Doubt:
“I have saved a large number of MSG files from my MS Outlook account. Therefore, now, I want to convert these Outlook MSG files into HTML format. So that I can open them easily on both Windows and Mac without Outlook. Can you suggest the best method to convert Outlook MSG to HTML?”

Introduction: This is a common situation for users who want to access their Outlook emails without using it. Thus, converting MSG files to HTML makes your emails easily viewable on any browser. While manual methods are also available, they may be time-consuming and not suitable for large files. Therefore, the most efficient and secure way is to use a professional MSG Converter tool, which allows multiple conversions. Also, it keeps attachments, and avoids data loss. In this guide, we will explore both manual and automated ways to convert MSG to HTML.

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Table of Contents

A Quick Comparison Between the MSG File & the HTML File

MSG File	HTML File
MS Outlook email message file	Web page file format
It stores email messages with metadata and attachments	It is used to display emails or content in any web browser
Requires MS Outlook or any suitable client	Opens directly in any browser on Windows & Mac
Difficult to share	Easy to share

Why convert MSG format to HTML?

Firstly, it opens emails in any browser on Windows or Mac.
Furthermore, you can view emails even without installing MS Outlook.
Also, the HTML files can be shared easily through email or cloud storage.
There is an advanced feature that allows you to convert MSG to JPG.
Therefore, it keeps the email content, formatting, attachments, and layout intact.
HTML is lightweight and suitable for long-term storage.

Ways to Convert MSG to HTML Manually

If you prefer not to use any tool or software. Therefore, you can also try the manual ways, though it may take more time and effort. Also, it is not suitable to convert multiple files simultaneously.

The following are the steps to change MSG file to HTML format:

Way 1. Using MS Outlook

Firstly, open the MSG file in MS Outlook.
After that, go to File → Save As.
Further, choose the location to save the file → select HTML format → Save.

Limitations to Export MSG to HTML

It works on only one file at a time.
There might be a chance to lose the attachments or formatting.
Therefore, the manual method is not suitable for multiple conversions.
Also, it is necessary to install MS Outlook.

A Reliable Solution to Migrate MSG to HTML

The most reliable way to convert multiple MSG files into HTML format is by using the MigrateEmails MSG Converter Tool. This tool supports multiple conversions, preserves formatting, and keeps attachments intact. It has a user-friendly interface so that even non-technical users can convert MSG to HTML. Effortlessly. Along with HTML, the software also allows conversion to other formats, like Convert MSG to PST and many more.

Here is the detailed guide to follow the process step-by-step:

Firstly, download & install the MSG Converter Tool → Next.
Further, click to Select file(s)/folder → Next.
After that, expand the tree structure → Select the MSG file → Next.
Subsequently, save the MSG file in HTML format.
Lastly, apply the additional filters → Convert.

Key Benefits to Export MSG to HTML

The HTML file converts multiple MSG files into HTML at a time.
Also, it maintains folder structure, attachments, and formatting intact.
The professional method has a built-in preview option before conversion.
Therefore, it has a simple & user-friendly interface for both technical and non-technical users.

Conclusion

To conclude, converting Outlook MSG files to HTML makes emails more accessible, shareable, and independent of MS Outlook. Manual methods may work for single files, but they are not suitable for multiple conversions. For an efficient and secure solution, the MSG Converter Tool is highly recommended to convert MSG to HTML. As a result, it saves time & effort, keeps attachments intact, and ensures professional results on both Windows and Mac.

Frequently Asked Questions

Q1. How to convert MSG to HTML format without Outlook?

Ans. If you don’t have Outlook installed, the best way is to follow the steps by using a professional tool.
1. Download & install the MSG Converter Tool.
2. Select file(s)/folder → expand the tree structure → Select the MSG file
3. Save the MSG file in HTML format.
3. Apply the additional filters → Convert.

Q2. Can I easily convert MSG format to HTML with no technical experience required?

Ans. Yes, absolutely. Professional converter tools are created with a simple & user-friendly interface that guides you step by step. No technical skills or complex settings are required, which makes it perfect even for beginners.

Q3. Do I safely change MSG file to HTML?

Ans. Yes, the process is completely safe when done with a trusted tool. A good converter ensures that all your email data, metadata, formatting, and attachments are preserved without any loss during the conversion.

Q4. Which reliable tool helps export MSG to HTML on both Mac and Windows?

Ans. The MigrateEmails MSG Converter Tool is one of the most reliable solutions available. It supports both Windows and Mac operating systems, so you can convert MSG files to HTML.

About The Author:

Kiran Sharma

I am Kiran Sharma, a Technical Expert in Content writing. I have technical expertise in the field of Email Backup, Data Recovery, and Email Migration, and resolve technical queries related to Cloud Backup or Email Migration for individuals and businesses.