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How to Convert PST to EML in Bulk? Complete Guide

Published By Jamie Kaler 
Rollins Duke
Approved By Rollins Duke
Published On December 21st, 2023
Reading Time 9 Min Read

Are you looking for a way to convert PST to EML files? if yes, then you are on the right page. here we are going to mention one of the best methods for PST to EML conversion. In this write-up, you will get the complete information with step-by-step process. Read the complete article first and then choose the best method, which suits you best.

As we all know, PST is the file format used by Microsoft Outlook to store emails, contacts, and other data, while EML is a file format used by many other email clients like Thunderbird, Windows Mail, and others.

If you are switching from Outlook to another email client, or need to transfer your emails to a different computer or platform, converting PST to EML is essential. In this article, we will guide you through the process to convert PST to EML format with ease.

Main Reasons for PST to EML Conversion

  • Works Everywhere: EML files can be opened in many email apps, making it easy to access your emails from different email clients.
  • Flexible Sharing: EML format makes it simple to share and move your emails around, giving you more control.
  • Use on Any Device: EML files can be used on various devices and systems, so you can check your emails wherever you are, which makes the reasons to convert PST to EML.
  • Switch Email Apps Easily: Converting to EML makes it easier to change your email app if needed, giving you more options.
  • Better for Backup: EML files are good for keeping copies of your emails, making it easier to save and retrieve your data.
  • Less Dependent on Outlook: By using EML, you’re not tied to Outlook, and your emails become more accessible on different email platforms.

How to Convert PST to EML Format Manually?

Manually conversion is not simple. It requires you to use a third application like Thunderbird and Gmail email client. Thus, it is time-consuming and requires a lot of effort. Both methods are mentioned below:

Method 1: Convert PST File to EML using Thunderbird

Important Note: Upload your PST file to your Outlook account in advance using File >> Open Outlook Data File options in Outlook.

  1. Open Thunderbird and create a new email account.
  2. Click on “Tools” and then “Import” from the dropdown menu.


  3. Select “Import from Outlook” and click on “Continue.”

    Import from Outlook

  4. Choose “Mail Messages” from the list of available options and click on “Continue.”

    Mail Messages

  5. At last, click on “Start Import” to convert PST to EML.

    Start Import

  6. Wait for the conversion process to complete and click the “Finish” button.

    conversion process

  7. Open the “Outlook Import” folder under Thunderbird Local Folders.
  8. Select the email message you want to convert to EML, right-click on it, and click on the “Save as” option.

    email message

  9. Finally, select the location where you want to save the EML file and click the “Save” button.

     save the EML file

Method 2: Using Gmail Account

This method is divided into two parts, and both steps are given below to convert PST to EML format. firstly, we will upload a data file to the Google account and then we will export in EML format.

Step 1: Import PST to Gmail using GWMMO

Information: The GWMMO tool is one of the best and direct methods to transfer emails from Outlook to Gmail account.

  1. Download and install the GWMMO tool.
  2. Put the login details of the Gmail account.

    GWMMO tool

  3. Grant all required permissions using the Allow button.

    required permissions

  4. Upload the PST file using the From PST File…. option.

    From PST File

  5. Check the required data and hit the Migrate button.

    required data

  6. The live process for this conversion will start.

    PST to EML conversion

  7. After the process, a confirmation message will pop up, and hit the OK button.

    confirmation message

Step 2: Export Gmail Emails to EML Format

  1. Open your Gmail account.
  2. Go to the uploaded PST folder and open the required email.

    required email

  3. Click on the More >> Download Message options.

    Download Message

  4. Select the location to save results.


  5. Lastly, click on the Save icon to convert PST to EML.

Your all emails will be saved in EML format at the selected location. Once the conversion is complete. However, keep in mind that the manual method may not be suitable to convert Outlook emails to EML in large numbers or complex conversions. In that case, a dedicated converter tool may be a better option.

Why Manual Methods are Not Suitable?

  • You will get multiple errors while connecting the accounts.
  • Outlook (connected with a subscribed account) and Thunderbird must be installed.
  • Folder hierarchy and email components will not be maintained while converting PST to EML.
  • Users have to repeat the same process again and again for each email in method 2.

Instant Solution: PST to EML Converter for Mac & Windows

The automated method is the easiest and most efficient way to convert PST to EML. You can use a third-party tool like PST Converter Tool to convert all your emails and attachments to EML files with a few clicks.

The mentioned software has amazing and phenomenal features & features, which makes it the most powerful and the first choice of users for all technical and non-technical users. users can easily convert all types of PST files exported from any version of Outlook 2021, 2019, 2016, 2013, 2010, and all previous versions.

Quick Steps to Convert PST to EML in Bulk

  • Step 1: Download and run the tool.
  • Step 2: Add the PST files/folders.
  • Step 3: Choose EML from Select Saving Options.
  • Step 4: Browse the location using Browse.
  • Step 5: Lastly, click on the Convert button.

How to Convert Multiple PST Files to EML in Bulk?

  1. Install and launch the PST to EML Converter tool.

    PST to EML Converter tool

  2. Choose whether to directly fetch data or select the PST file you want to convert and hit the Next button.

    select the PST file

  3. Select the folders containing emails to export into EML files as per choice.

    folders containing emails

  4. Choose the “EML” output format from the Select Saving Option dropdown menu.


  5. Now click on the Filter Options tab and enable the advanced filter option for selective conversion.

    advanced filter option

  6. Select the naming option to manage your converted EML file (if required).

    naming option

  7. Choose the desired location as per your requirements using the Browse button.

    desired location

  8. Click the “Next” button to convert PST to EML in bulk with attachments.

    convert PST to EML in bulk

Benefits of PST to EML Converter Over Manual Method

  • Time-Saving: Converting PST files to EML manually can take a lot of time, especially if you have a large number of emails. The automated method saves a lot of time and effort.
  • Accurate data conversion: The tool ensures that all the data, including attachments, are accurately converted to EML format. In contrast, the manual method may result in data loss or formatting errors.
  • Easy to Use: The Converter is user-friendly and easy to use, even for non-technical users.
  • Safe and Secure: The software ensures the safety and security of your data, as they do not alter or modify the original PST files. In contrast, the manual method may result in accidental changes to the original files.
  • Load Data Automatically: The software allows users to load complete Outlook profile data automatically from the connected profile’s default storage location.
  • Add Orphan PST File: Also, you can upload the orphan Single or multiple PST files using the Select Files and Select Folders options.
  • Bulk PST to EML Conversion with Attachments: This converter tool allows users to convert PST files to EML format in bulk at once without having any file size error. Also, it maintains all types of attachments including PDF, TXT, DOC, EXCEL, etc.
  • Supported EML File: This tool will export EML file which is supported in all email clients like Thunderbird, Apple Mail, Entourage, IncrediMail, etc.

Why Not Choose PST to EML Converter Online?

I know you will get multiple Online tools to convert PST to EML format in bulk. But these kinds of tools are not safe for your data. Here we have some points why users should not choose online tools:

  • Security Concerns: Online converters require access to your personal email data (PST file), which can be a potential security risk. You may not have control over how they handle and store your data, making it vulnerable to misuse or theft.
  • Limited Functionality: Online converters do not offer as many features as desktop software. For instance, they don’t allow you to convert multiple PST files or provide advanced filters for selective conversion.
  • Slow Internet Speed: Online converters require you to upload and download large files, which can be time-consuming if your internet speed is slow.
  • Unreliable Conversion: Online converters may not always provide accurate or complete results, leading to data loss or corruption. Desktop software can offer a better guarantee of complete and accurate conversion.

Frequently Asked Questions

  • Ques 1: What is the difference between PST and EML files?

    Ans: PST files are special files used by Microsoft Outlook, and they only work with Outlook. On the other hand, EML files can be opened in nearly any email app.

  • Ques 2: Can Outlook save it as EML?

    Ans: It depends on which Outlook you are using for Windows or Mac OS. If you are using Windows Outlook, then it will create MSG by drag and drop process, or Mac Outlook creates EML format.

  • Ques 3: Does Outlook read EML files?

    Ans: Yes, it can read EML files by drag and drop process, but it doesn’t maintain email components.

  • Ques 4: How do I analyze an EML file?

    Ans: If you want to analyze your EML file, then you can download the RecoveryTools EML viewer tool. This tool provides 5+ preview modes that allow users to analyze EML files.

Concluding Lines

The convert PST to EML process can be a lifesaver for those who need to extract important emails from their files. With the help of efficient tools like RecoveryTools software, the conversion process becomes quick, easy, and error-free. If your file is connected with Outlook, you can directly use the manual method to get the job done. With that, we hope this article has helped you understand the benefits of PST to EML conversion and shown you how to do it in a hassle-free manner.