How to Convert OST to HTML Format with Emails? – Solved

Written By Mohit Jha
Anuraag Singh
Approved By Anuraag Singh  
Published On August 14th, 2023
Reading Time 5 Minutes Reading

You may be looking for a solution to see your OST file emails in a web browser such as Chrome or Firefox. If this is the case, the only way to do so is to convert OST to HTML format, which will include all of the emails. I will reveal an outstanding approach for you to complete this work with ease in this article.

MS Outlook is one of the greatest email clients available today, allowing users to communicate and save their communications in a safe manner. It can, however, save emails and other users’ mailboxes locally, just like any other desktop email client. It employs the OST (Offline Storage Table) and PST (Personal Storage Table) formats to store user data, which are exclusively compatible with MS Outlook.

OST is a server-side encrypted file that cannot be opened without an Exchange profile and server connectivity. So, if you want to read emails and other attributes without using Outlook, you must first convert the OST file to HTML format.

User’s Query

“Hello, my name is Penelope, and after setting up my IMAP account, I received a few OST files from Outlook. I’d want to convert some of my most critical emails to HTML format from these files. Because I want to be able to see those emails on web browsers when I don’t have internet access. Please guide me to discover a solution for this situation”- Penelope, California.

As I previously said, there may be a variety of reasons for users to export OST to HTML format nevertheless, with the appropriate solution, any user may completely resolve this task entirely.

Quick Solution to Convert OST File to HTML Along with Emails

To export emails as HTML from an OST file, there are a few free options. However, these free approaches are ineffective and may harm or ruin your files and data. Furthermore, these freeways only function if the OST file is healthy. It also doesn’t preserve data integrity, so there’s a good chance your data won’t be the same after the operation.

In this case, it is preferable to use third-party software; there are numerous options on the market. However, the SysTools OST File Converter is the greatest tool for consumers. It is the quickest and safest application for batch OST to HTML conversion with many emails. As a result, it comes with a number of distinctive features that will help users perform secure and accurate conversions.

Steps to Use OST to HTML Converter Tool

All the mentioned steps are verified and safe to perform in any case. Perform all steps, as explained in the below section.

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Step1: – Firstly, Download OST to HTML Converter Software and install on your system.

launch the software

Step2: – Then, go to Add File tab and add your OST file into the software environment.

Add OST file

Step3: – After that, Preview the complete data and then click on the Export button.

convert OST to HTML format

Step4: – Choose HTML as your saving format and browse the location to save the converted file.

OST to HTML converter

Unique Features of This Software:

Bulk Convert OST to HTML Format

This software is capable of saving both single and bulk files with ease. Users may convert OST to a variety of different file formats, including OST to PST and others. It takes mere seconds to complete the conversion.

Factors That Affect Security

There is a substantial risk of our personal information being exposed while converting data. Users do not have to be concerned about their data being leaked or corrupted when using this tool. Even after the procedure, this utility retains data integrity and folder structure.

Support Different File Formats

This tool allows users to convert their OST files into a variety of file formats. Users can select any file format that meets their needs. Users can, however, preview their work while utilizing this application.

All Outlook Versions Compatibility

This software is compatible with all Microsoft Outlook versions. Outlook 2019, 2016, 2013, 2010, 2007, 2003, and preceding versions allow users to convert OST to HTML files with ease.

Free Version Available with Limitation

The free version of this OST to HTML converter tool allows users to preview the data and export only 25 items from each folder. However, after utilizing the free version of this tool, users can also purchase the licensed version of this tool as well.

Wrapping Up

I’ve supplied you with the most efficient approach to converting OST to HTML file format in this blog. Users may see and open their HTML files in a variety of browsers after completing the operation, including Google Chrome, Mozilla Firefox, Microsoft Edge, Internet Explorer, and many more.

Users can save their OST files to a variety of other file formats using the application provided in this blog. Even after the procedure, this utility retains data integrity and folder structure.

Note: – Check out working steps to import OST files into the Outlook account easily.


By Mohit Jha

Mohit is a Microsoft Certified Expert who wears multiple hats as a writer, researcher, and editor. He's really into cyber security, cloud computing, and digital forensics. These topics get him excited and push him to go beyond just his job. His big goal is to create super well-researched and carefully written articles that help readers learn important technicalities.