How to Convert OST to EML Format?

June 1, 2020  |  Posted by: Deepak Singh Bisht

OST and EML are the most popular file format developed by Microsoft. Outlook uses the OST file to save exchange mailbox data, whereas Outlook Express, Windows Live Mail, Mozilla Thunderbird, and other email clients use the EML files to save mailbox data. Both files are useful, but OST has many limitations. It is a sensitive file, and you can’t access the data outside the system. To access the data outside or other platforms, you need to convert OST to EML format. But this process is not an easy task.

In this post, we will discuss the best way to convert OST to EML format. If you are looking for a simple solution to import OST to EML, then this post will be helpful for you.

Reasons behind OST to EML conversion

MS Outlook is a professional information manager, and it is known for its features and high-level security. But it is a paid email program. Outlook supports the OST file, and you cannot access the OST mailbox outside the system. To access data outside, you need to convert OST to other file formats. On the other hand, Outlook Express, Windows Live Mail, Apple Mail, Mozilla Thunderbird, Entourage, etc. use EML files to store mailbox data.

Possible ways to convert OST to EML format

To perform OST to EML conversion, you can try manual and third-party solutions. But the manual solution is very long and complex. Here, we are going to use the SysCurve OST Converter tool to convert OST to EML format. This is one of the most preferred software and easily change OST to EML format.

Convert OST to EML using OST Converter

  1. Download and install the software
  2. Launch OST Converter and click on the Add File option
  3. Click on the Add File button and click on the OK button to start the loading process.
  4. After the loading process, the software will arrange all data inside a list. You can select any item to view the message.
  5. Go to the Export option and select Export All folders
  6. Select the EML file format as an Export option and provide a location to save the log file.
  7. Provide a destination path to save the resultant file and click on the Next button.
  8. Once the process gets complete, click on the OK button.

The software comes with a free demo version, which allows you to convert and export the first 20 items form each folder. So, before purchasing the software, try the free demo version.

Other helpful features of OST to EML converter

  1. Convert OST to EML, PST, MBOX, EMLX, MSG, HTML, MHTML format.
  2. Create a preview mode inside the software dashboard.
  3. Scan and repair the corrupted or damaged OST files.
  4. Maintain the original folder structure and metadata.
  5. Support all versions of MS Outlook and Windows OS.
  6. Free OST to EML conversion for the first 20 items per folder.

Frequently Asked Questions

How to convert OST to EML manually?

Method 1: To convert OST to EML manually, you need to drag the copy of the OST file and drop it to the Gmail account. Now, configure the same Gmail account with Thunderbird. After the configuration process, you can access the data in Mozilla Thunderbird. After that, use the Save Selected message option to export EML format.

Method 2: First you need to Convert OST to PST format, and after that, import PST to Mozilla Thunderbird. By using the Save Selected message option, you can convert the data into the EML format.

Can I access the resultant EML files in Mozilla Thunderbird?

Yes, you can access the converted EML files in Mozilla Thunderbird. You can also open the resultant files with Windows Live Mail, Outlook Express, and other EML supported email clients.


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