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Written By Divyanshu Sharma
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Updated on December 4th, 2025
Summary: Want to secure your EML file data on a centralized cloud-based platform & stuck on how to migrate? Therefore, the best solution is to import EML to Outlook 365 Account. Here in this blog, we will learn the best techniques to do this migration. Alongside, this blog will cover all the reasons, tips, and any required prerequisites. Plus, we will guide you to select the best ways to migrate EML files, either via a manual approach or a reliable EML Converter Tool for this migration.
I need to migrate a large archive (over 10GB) of EML files into a specific folder in my Outlook 365 mailbox. The built-in ‘Open’ function in Outlook is too slow for this volume. What are the recommended methods or reliable third-party tools to batch import EML files directly into my Outlook 365 profile while preserving the original folder structure and metadata?
–Fabio Shao, Compliance Officer
This is very practical for many businesses to shift from locally stored data to a more useful cloud-based platform. Because it becomes very tough to check data from a local store, and it is a very impractical approach. Along with that, there are many other reasons to import EML to Microsoft 365.
You can migrate your EML data file to Microsoft Outlook 356 very easily. Choose the best fit methods for you from below. But before that, we will complete a checklist for the smooth migration
It is a best practice to complete this checklist before you import EML files in Office 365. This will prevent common pitfalls like data loss, errors, etc.
In this method, we will use the Outlook (Desktop Version) for this migration. Here is the detailed step-by-step guide for this
The emails will be available across all devices connected to your account. Now, you have imported your EML files to Outlook 365 easily, but it comes with a few challenges.
This is the best approach for EMl file migration for businesses with big data. Because this professional CloudXena EML Converter Tool is designed to deal with the larger EML files. Plus, its advanced features & intuitive interface make it best for importing EML to Office 365 in bulk. On top of that, this software can convert EML to MSG and many other file formats.





With this, you have imported all EML data easily with this software. This software ensures data integrity while maintaining the conversion with keeping metadata intact. You can also EML File to PDF with multiple email clients.
This blog guides you with all the required details to import EML to Outlook 365. Here, we have discussed the manual approach suitable for individual users. However, the professional method is best for bulk EML file conversion. Alongside, we have provided the best way to choose the right approach for you.
Ans. You can smoothly import EML to Office 365 with CloudXena EML converter. You simply load your EML files into the EML Converter Tool & select Office 365 as the output format, and sign in to your Microsoft 365 account. Apply any necessary filters like date range or attachments, then click Convert to migrate your emails.
Ans. Yes, the EML Converter Tool gives you the flexibility to import any size of EML file to Outlook 365.
About The Author:
I am Divyanshu Sharma, a Technical Content Writer with experience in software and IT-related content. I specialize in writing about email migration, data recovery, and data management solutions. My goal is to simplify complex technical concepts into easy-to-understand content for both IT professionals and general users. Along with technical writing, I also focus on SEO and content strategy to create informative, user-friendly, and well-structured documentation.
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