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How to Export Outlook Email to EML File in Bulk? Easily

  author
Published By Jamie Kaler 
Rollins Duke
Approved By Rollins Duke
Published On October 24th, 2026
Reading Time 6 Min Read

Summary: Users who need to export Outlook Email to EML file can use Thunderbird ImportExportTools NG add-on method. And, also they can use dedicated professional tool to convert Outlook emails to EML in bulk without installing Outlook.

PST and EML files are both well-known formats used by personal users and professionals. PST files are supported by Outlook application. On the other hand, EML files are single email message files that are supported by 25+ email clients & email applications such as Gmail, Thunderbird, SeaMonkey, etc. There are lots of users finding way to export Outlook emails to EML so that they can store data according to their needs & requirements.

Users usually convert Outlook emails to EML because EML is been supported by multiple applications, it is easy to open it in multiple browsers & supported by all Windows operating system.

Why Users Need to Export Outlook Email to EML File?

Below are some reasons to export Outlook emails to EML:

  • Access in Other Email Clients: Open Outlook emails in compatible applications like Thunderbird.
  • Save Single Emails: Store each email as separate EML file for easy management.
  • Preserve Email Formatting & Attachments: Retain message content, headers & attachments where supported.
  • Share Email Backups: Users can share individual email files to colleagues without sharing entire mailbox.
  • Organize Emails Efficiently: Sort messages into folders based in projects, dates or clients.

Prerequisites for Exporting Outlook Emails to EML

Before users convert Outlook emails to EML file, they should know and have followings:

  • Users should install Outlook & Thunderbird on device.
  • Ensure if Outlook mailbox is accessible.
  • Install ImportExportTools NG add-on in Thunderbird.
  • Need sufficient disk space to export EML files.

Method 1: Convert Outlook Emails to EML Using Thunderbird

  1. Launch Mozilla Thunderbird on your system.
  2. Click Tools > Import in Thunderbird.
  3. Select Import from Outlook & click Next button.
  4. Choose Mail Messages and click Continue.
  5. Click Start Import button & wait for Thunderbird to import Outlook email messages.
  6. Click Finish. The imported emails should now appear in appropriate Thunderbird folders.
  7. Now, install ImportExportTools NG add-on.
  8. Open imported email folder, select preferred messages & right-click on it.
  9. Afterwards, choose ImportExportTools NG > Export as EML.
  10. Select location to save EML files.

Limitations of Manual Method

Users can choose manual method to export Outlook email to EML files, but it has some limitations that users should know.

  • Additional Setup: Users must install Thunderbird & ImportExportTools NG add-on.
  • Manual Effort: Users may need to select messages & export them folder by folder.
  • Time-Consuming Process: Importing & exporting large mailboxes can take lot of time.
  • Compatibility Issues: Outlook import option may not be available in every Thunderbird version.
  • No Direct Conversion: Emails must first be imported into Thunderbird before they can be converted as EML.

Method 2: Advanced Solution to Convert Outlook Emails to EML

If you need direct process & don’t want to take help of any kind of other email client & application, then you should choose an expert-recommended solution, which is RecoveryTools Outlook Converter to export Outlook email to EML file in bulk with attachments.

Outlook to EML Converter is developed in such way that all technical users, as well as non-technical users can use it without facing any trouble & with no loss of data. It is user-friendly & provides descriptive user interface.

It can export all items from Outlook Data files including emails, contacts, calendars, tasks, journals, etc. Instantly without imposing any kind of size limitations. This tool comes with demo version which helps to export first 25 emails from each folder. It can easily run on both Windows as well as Mac operating system.

How to Export Multiple Outlook Emails to EML? Detailed Guide

  1. Install and run above-suggested converter on your system.
    export outlook email to eml file
  2. Upload the Outlook data files either by configuring email accounts or by choosing files and folders directly from the system.
    add outlook emails
  3. All the data will be previewed in the panel. Select the required Outlook mailbox folders from there that you want to convert and click Next.
    select required folders
  4. Select the EML format from Select Saving Option.
    choose eml
  5. Choose destination path where you want to store your data using the browse button.
  6. Click on Convert to export Outlook email to EML file and the process will start running automatically.

Features of Outlook to EML Converter

Below each features is explained, which is helpful while users export Outlook email to EML files:

  • Export Files in Bulk: This software allows users to add & convert multiple PST files in one process instead of repeating conversion steps for single file.
  • Selective Email Conversion: Users can select specific folders & subfolders rather than converting entire PST file. It helps users to migrate needed mailbox data.
  • Advanced Email Filters: It provides filters based on date range, sender, recipient & subject. Users can select emails they need such as messages received during particular period.
  • Works Without Outlook: The tool processes PST files without requiring Microsoft Outlook to be installed on system. Users who have PST backups but no longer have Outlook installed.
  • Preserves Email Attachments: Outlook to EML Converter exports emails along with their attached or embedded files. Users don’t need to organize attachments singly.
  • Maintains Folder Hierarchy: It keeps original mailbox folder structure while converting Outlook emails to EML files. Makes it easier to locate messages after process.
  • Automatic Outlook Profile Loading: It loads mailbox items from configured Outlook profile or its default storage location. Users don’t have to manually search every file.

FAQs

Q1. Can I convert corrupted PST files to EML?
Yes, this tool offers Recovery Mode for processing corrupted PST files. Results depend on extent of damage.

Q2. Can I open EML files without installing Outlook?
Yes, compatible email clients such as Thunderbird can open EML files.

Q3. What are the disadvantages of EML?

Their only disadvantage is that they store single, individual message.

Conclusion

In this blog, we explained how to export Outlook email to EML file using two manual and professional method. In manual method, we use ImportExportTools NG option but because it is time-consuming method, it is not suitable for big companies and organizations having large collections of Outlook emails that’s why we introduced dedicated Outlook to EML Converter, which can export Outlook emails in bulk with attachments without installing Outlook.

Read Here: How to Export Exchange Server Mailbox to EML Files?

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