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Written By Kiran Sharma
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Updated on July 9th, 2025
Importing OST files directly to Amazon WorkMail can be hectic because WorkMail does not support the OST file format. OST files are offline copies of your Outlook mailbox stored locally on your computer. In this blog, we explain a simple manual and an automated OST to PST Converter Tool. It helps you import Outlook OST to Amazon WorkMail without any data loss.
OST: (Offline Storage Table) files are created by Microsoft Outlook when connected to Exchange or IMAP accounts. However, OST files cannot be directly imported into other email services like Amazon WorkMail.
Amazon WorkMail: Amazon WorkMail is a secure, managed business email and calendar service offered by AWS. It supports IMAP and SMTP protocols, which makes it compatible with many email clients but not directly with OST files.
Here are a few common reasons why people prefer Amazon WorkMail, such as:
Since Amazon WorkMail supports importing PST files, you first need to convert OST files to PST. Then, add these emails to Amazon WorkMail.
A damaged OST file can interrupt the migration process. First, you need to repair a corrupt OST file in Outlook. Then, you can convert OST to Amazon Workmail free with the professional OST Converter Tool.
Manual migration is fine for one or two mailboxes. But if you’re an IT admin handling multiple users, automation is key. Using an automated OST Converter Tool is the best solution. This tool helps convert OST files into PST or IMAP-compatible formats. It makes them easy to import into your Amazon WorkMail account. It preserves the original formatting, structure, and offers a smooth and accurate migration.
This technical blog post discussed several methods to import OST to Amazon WorkMail. Manual methods work for smaller files and require extra steps to perform. Besides that, a professional converter tool offers an efficient and error-free process, especially for large data. You can also download the free demo version of the tool to test its features and see how it works.
Ans: Make sure your Amazon WorkMail account is active, the OST file is accessible and not corrupted, and use a tool that converts OST to IMAP or PST formats supported by Amazon WorkMail.
Ans: The best tool is a reliable MigrateEmails OST Converter Tool that supports converting OST files to IMAP or PST formats compatible with Amazon WorkMail. It ensures data safety and easy migration.
About The Author:
I am Kiran Sharma, a Technical Expert in Content writing. I have technical expertise in the field of Email Backup, Data Recovery, and Email Migration, and resolve technical queries related to Cloud Backup or Email Migration for individuals and businesses.
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