How Do I Convert Outlook Email to EML Format?

admin | email migration file conversion how to outlook pst software technology | 5 minutes read | Modified on: 18-07-2025
pst to eml

Summary: In this technique guide, we will describe a possible method to convert Outlook email to the EML file format with and without the Microsoft Outlook app. In this blog, we will explain the two best and trusted techniques to convert a PST file to EML file format and others. 

Overview of PST and EML File Formats 

The PST file stands for Personal Storage Table format, which is supported by Microsoft Outlook, and the EML file format stands for Electronic Mail and which is compatible with multiple email clients like Mozilla Thunderbird, Outlook Express, Windows Live Mail, and many more.  Sometimes users want to convert a PST file to EML format for their ease. Because whatever, here you will get both the manual and professional methods to perform this conversion process. 

Main Reason to Convert PST File to EML Format 

  • The PST file format only supports the Microsoft Outlook application. If you want to access the emails on multiple email clients, then you should convert them into the EML file format. Because the EML file format supports multiple EML-based email clients like Mozilla Thunderbird, Outlook Express, Windows Live Mail, Apple Mail, and many more. 
  • The EML file format stores individual email messages in text format, so there is no risk of data loss and corruption.
  • Shareable: It provides a simple and user-friendly interface, so users can send specific email threads to colleagues of email clients, exporting them to the EML file format simplifies the procedure. 

Method 1. How Do I Convert Outlook Email to EML Format? – Manual Method 

To export a PST file to EML format by using the manual Method, you need to download Mozilla Thunderbird on your system. Now, you should follow 2 stages to convert a PST file to EML format manually.

Stage 1. Convert PST File to Mozilla Thunderbird 

  • Download and launch the Mozilla Thunderbird email application and select the tools.
  • After that, choose the import option from the dropdown. 
  • Click the Import from Outlook and tap Continue.
  • Now, select the items (Mail messages) to import into Thunderbird.
  • Tap on the start button to begin the conversion of email messages.
  • Click on the finish button after completing the conversion process. 

Stage 2. Move Thunderbird to EML Format 

  • Run the Mozilla Thunderbird email client and select the specific folder to export emails.
  • Choose all emails within a folder using the Ctrl + A key.
  • Afterward, right-click and select the Save As button.
  • Now, browse the destination location and tap on the save as button.
  • Next, the destination path and get the resultant EML file.

Limitations of the Manual Method  

  • The manual method is compatible with small-sized email messages.
  • It is a very lengthy and time-consuming process to convert a PST file to the EML file format.
  • Also, it does not support non-technical users.
  • If you have a large amount of PST files and need to convert EML files manually, then you must repeat above mentioned process many times for each email. 

Method 2.  How Do I Convert Outlook Email to EML Format? – Automated Method 

MailDivert PST Converter Tool is one of the most effective and efficient tools to convert PST files to EML format. The tool supports an advanced bulk conversion option, so users can convert unlimited PST files to EML format without any data loss. Also, technical and non-technical users can easily convert a PST file to EML format without facing any issues. 

The tool is fully workable on both Windows and Mac operating systems. PST to EML Converter Tool is compatible with all editions of Outlook, such as 2021, 2019, 2016, 2013, 2010, 2007, 2003, etc. Moreover, the tool preserves and maintains all email elements during the conversion of PST and EML formats.  Also, you can download the PST to EML Converter Tool for free. It allows users to convert the first 25 PST files to EML file format without paying any charges. 

How to Convert PST Format to EML Format without Installing MS Outlook

Follow these interactions to convert a PST file to EML format 

  • At first, download and run this tool on your operating system.
  • Next, select the PST files and folder that you want to convert into EML format.
  • Now, cross-check all the uploaded PST file information before the conversion process on the software screen.
  • Now, click on the export button and choose the output option, such as EML format. 
  • After that, click on the convert button and choose the desired path where you want to save the output file. 
  • At last, click on the convert button, and it will begin the conversion process.

Main Key Features of the PST to EML Conversion Tool 

  • Supports Batch Conversion Process: If you have 1000 PST files and need to convert them into EML format within a few minutes? No problem. This application can convert all your email messages within a few minutes, including attachments, metadata, email formatting, and other information during the conversion. 
  • No need for technically experienced users- The software is developed with a simple GUI interface, so all users can easily use this software who don’t have any technical knowledge. 
  • Works with Offline Mode: With the help of this tool, you can easily convert a PST file to EML format in offline mode. 
  • Supports Multiple File Formats:  The app offers 20 different file formats for saving your PST file. If you want to convert a PST file into PDF, EML, PST, MBOX, DOC, DOCX, XPS, RTF, MHT, OLM, HTML, Office 365, IMAP, Gmail, Thunderbird, Outlook.com, Windows Live Mail, and many more. 
  • Advanced Filters option: The application offers an advanced filter option. That will help convert a specific folder to EML format.
  • Free Trial Version: The tool provides a free trial version of the software, so users can install the tool and check the entire working process of the software before purchasing the licensed edition.

Final Thought 

In this technical guide, we have mentioned both manual and professional techniques to convert a PST file to EML format without any hassle. The manual method only converts a limited number of PST files at once. And there is are high possibility of data loss, requiring the tech expert users to perform this conversion. On the other hand, the automated tool converts unlimited PST files to EML format at once without any data loss. Also, the software provides the simplest and easiest way for all users, so naïve users may convert a PST file to EML format smoothly. 

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