How to Convert OST File to MSG Format? Quick Methods

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  • Updated on May 24th, 2025

Summary: Microsoft Outlook users often encounter OST (Offline Storage Table) files while working with Exchange Server accounts. You can use it to work offline and sync your data with the server later or when connected to the internet. Sometimes, users want to convert OST file to MSG to backup, share individual messages, or move to another Outlook account. Do you want to save OST as MSG? Here is your answer. 

When you look around, you will find various solutions to do it. These techniques are easy to use for converting a few OST files. On the other hand, an automated OST Converter Tool is highly recommended to export bulk OST files simultaneously. 

Reasons to Convert OST to MSG

In this section, you will get to know multiple reasons for saving your OST files as MSG. 

  • You can access an MSG file on other email clients, unlike OST files. 
  • With this process, users can share a single email message. 
  • MSG files are light or small-sized files as they contain an individual email. 
  • When your OST files are corrupted, it is safer to save the data in MSG format. 

How to Convert OST File to MSG? – Effective Approach

Here, we will introduce you to numerous techniques to perform this process effectively. You must choose the best, as some of them might not be suitable for your needs. Without wasting time, let’s move further. 

#1. Manual Ways to Export OST to MSG

In this section, you will get two ways to do this without any cost. Also, you must install the Outlook application before you follow the guidance below. 

Way 1. Using the Drag and Drop Way

  1. To begin this process, run Outlook with the OST files you want to convert.  
  2. Then, visit the location where your emails are kept.
  3. Further, choose an email you want to convert into MSG. 
  4. After that, open a folder in your system where you want to save MSG files. 
  5. Next, drag and drop the emails from Outlook to the newly created folder or chosen folder. 

Way 2. Use the Save As Feature

  1. Now, open Microsoft Outlook and choose email. 
  2. Later, visit File and hit the Save As tab. 
  3. After that, assign a name and pick Outlook Message Format – Unicode (*.msg) from Save as type. 
  4. In the end, click on the Save button. 

If the above techniques are not suitable for you or you want to convert without Outlook, move to another method. 

#2 Professional Solution to Convert OST into MSG

CloudXena OST to PST Converter Tool is one of the best software to ease and simplify the process. With this tool, users were able to convert OST file to MSG efficiently and securely. Additionally, it allows users to save single or multiple OST files into MSG and other file formats. In addition, it offers features such as previewing OST file data before conversion, saving emails without duplicates, and others. Moreover, it enables users to complete this process without disturbing the original folder hierarchy till the process ends successfully. 

Detailed Steps to Convert OST to MSG

With the given steps, you will be able to export OST files into MSG format. 

  1. In the beginning, download and open the OST File Converter Tool
  2. Later, tap Select Files to search and add the OST file for conversion. Click Open
  3. Then, view and choose the item you want to save as MSG. Hit Next.
  4. Thereafter, expand and select MSG as the saving option from the given list. 
  5. Next, enter the desired name and location to keep the output file on your PC. 
  6. To initiate the OST to MSG conversion process, press the Convert tab. 

Also Read: Convert OST to MBOX

Final Verdict

In this blog, we covered all the necessary information that might be required during the process. It includes the advantages and reasons to convert OST file to MSG. For the techniques, you can choose between manual and professional ways. If we compare, many users directly choose automated software as it converts bulk OST files at once, which saves lots of time. Additionally, it guarantees accuracy and data protection throughout the processing.

Frequently Asked Questions

Q1. How to convert OST to MSG?

Ans. You can use the native approach to save OST to MSG. 
1. Start Outlook. 
2. Choose email and drag it to the desktop one by one. 
3. Then, the email will be saved in MSG format.

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