Maintaining emails across different platforms is challenging, especially with EML files. When you are changing to Microsoft Outlook, these files will not integrate automatically, creating a barrier to accessing old messages.
EML to Outlook transfer helps you integrate all your emails into a single, safe environment, preserve past correspondence, and ensure smooth access, well-organized storage, and total protection for your messages.
As you know, EML(Email) file is a single electronic mail message that will be saved in standard, plain text format. It records the complete message, which includes the content, headers, and any attachments, and is used widely to transfer emails between different platforms.
We tried moving 50 EML into Outlook 2021, on a Windows 11 25H2 Lenovo device.
Here are the solutions that worked best for us. This article lists all of them down, so you can make an informed decision before safely importing EML files to Outlook.
Why might someone import files into Outlook?
If you are switching from one email application to another or archiving your old messages, importing EML to Outlook will ensure not lose any emails, making the conversion simple and smooth.
- It consolidates emails from multiple clients into a single platform for easy management
- Outlook will protect the imported emails from phishing, spam, and unauthorized access.
- Classification, search, and filtering tools make it very easy to manage and retrieve messages.
- It protects original metadata, which is important for legal or compliance purposes.
Note: A standard EML file consists of a single email. If you plan to move emails in bulk. I suggest exporting your entire inbox as an MBOX file, convert your MBOX to PST and then import it into Outlook.
Methods to Import EML files into Outlook
1. Import EML to Outlook using Drag and Drop method:
Drag-and-Drop method is a simple and easy way to save individual EML files permanently in your Outlook mailbook.
It works across most versions of the Classic Outlook for Windows applications and doesn’t require any extra tools. It is fast and easy for fewer files, and requires no additional tools
Parameters: Not suitable for Large EML files, which can lead to errors and risk of metadata loss.
While testing, we faced a slowdown and a crash while trying to drag more than 50 EML files at a time. So we recommend dragging 20-30 files at once.
1. Open Microsoft Outlook on your PC.
2. Find the saved EML files in Windows File Explorer.
3. Drag and drop the selected EML files straight into the desired Outlook folder
Now the emails are permanently saved in Outlook, including contents and attachments.
2. Import EML to Outlook using New Outlook for Windows
New Outlook for Windows 365 offers a built-in feature that can help users handle bulk EML files. This feature allows the user to import EML files straight into the mailbox, offering a simple and smooth way for bulk transfer without the need for any PST converter.
Parameters: It strictly ignores EML files in subfolders, and it doesn’t support other common Outlook file types such as MSG or PST.
1. Open Microsoft Outlook on your PC.
2. Go to Settings > General > Import.
3. Select Start import.
4. Select the top-level folder that contains EML files.
5. Choose the destination account and folder in Outlook.
6. Select Import.
3. Import EML to Outlook using Import/Export Wizard
Import/Export Wizard allows you to export EML files straight into Outlook by converting them to a compatible format. This built-in feature offers a smooth transfer of emails, contacts, and attachments. Official Outlook method for large imports, and supports bulk transfer once PST file is ready.
Parameters: Import/Export wizard is designed for only the PST format. Use a separate tool to combine EML files into PST, which is the necessary container for the wizard.
1. Open Outlook and then File > Open & Export > Import/Export.
2. Select Import from another program or file and click Next.
3. Choose Outlook Data File (.pst) and click Next.
4. Browse to select the PST file containing the converted EML emails.
5. Choose the destination folder in Outlook and adjust the import options if needed.
6. Click Finish to complete the import.
Free Tools to Import EML into PST
Aspose Online Converter: is a free web-app that lets you upload EML to PST file without any installation.
OutlookFreeware: is a free tool that lets you convert EML into PST file while preserving folder structure, attachments, and metadata.
Method Comparison
| Methods | Applicable for | Pros | Cons | Time & Effort |
| Drag and Drop | Users with a small number of EML files | Quick and simple, no additional tools required | Not for large volumes, the manual process can be time–consuming | Takes minimal time for a few emails and more time for large batches |
| New Outlook Import | Users on New Outlook for Windows | Natural function in the modern email client and handles bulk EML | Ignores subfolders and has a limit for file size | Minimal setup time, varies depending on the file size, and requires checking that the files are top-level |
| Import/Export Wizard | Users having bulk emails to convert into PST | Official Outlook method, supports bulk import. It can be used to export all your emails from Outlook. | Requires a separate PST conversion for EML files, which is confusing for beginners | Takes moderate time for large volumes and can be time-consuming for large PST files |
Conclusion
In this article, we have listed tried and tested methods to “Outlook import EML files” offering a simple way to consolidate emails from different email clients, such as moving MBOX files to Outlook or G Suite to Outlook while preserving attachments, formatting, and metadata.
Finding the right method for a quick solution with minimal files, use the Drag-and-Drop, based on file volume for a modern cloud-based transfer, use the New Outlook for Windows.
For the most stable migration of large archives into the Classic Outlook, use the Import/Export Wizard
