How to Convert PST File to MSG Format – Detailed Guide

Written By
Shivansh Shukla

Updated on
November 21st, 2025

4 minutes Read
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Introduction: When facing litigation or legal inquiry, businesses are often asked to provide specific emails for review. Rather than sending the entire PST file, they convert PST file to MSG format. Multiple ways exist for converting PST file to MSG format. In this blog post, we will discuss all methods, both manual and professional, using MacSonik PST to MSG Converter. The professional tool is useful for those who want reliable, error-free, and quick results.

User-Query:
“I have a PST file that’s a few hundred emails long, and I need to give my lawyer each email as an individual MSG. Outlook won’t let me export directly to MSG. I need the simplest way to separate the PST into individual MSG emails, so that I don’t lose any metadata or attachments.”

Motive to Convert PST into MSG 

The primary motive to convert your PST files to MSG is to open specific emails from a PST file. Below, we have highlighted several motives to do this conversion:

  • To save only the selected emails from a PST file, users convert PST file into individual MSG files.
  • Organizations convert PST files to MSG files to preserve authentic email information. This is useful during legal review and audits.
  • Converting PST messages to MSG, users can forward only important emails from the entire mailbox.
  • For simplified archiving, PST to MSG conversion ensures long-term storage.
  • Export PST emails to MSG format to sort them group-wise for better management.

Various Approaches to Convert PST File to MSG Format

In this section, we will explain two methods. The first method is a manual approach that uses the drag-and-drop method. The second method is an automated approach that simplifies the entire process and offers fast results. 

Manually Convert Outlook PST to MSG 

It is a simple way to convert Outlook PST emails to MSG format. This method is useful for beginners and non-technical users.

Follow the step-by-step process:

  1. Open the MS Outlook application.
  2. Then, go to File > Open & Export > Import/Export.
  3. Now, choose Outlook Data File (.pst) and select the folder containing the PST file.
  4. After that, select the desired emails from the folder.
  5. Next, drag and drop the selected emails into a local folder.

These emails will be saved as a .msg file. 

Limitations: Dragging and dropping a large volume of emails might freeze the Outlook application. Moreover, dragging multiple folders may increase the chance of data loss. Users have to manually adjust the folder hierarchy. 

Tip: To access a PST file in any text editor, convert PST to TXT.

Top-Notch Solution to Convert PST File to MSG 

The MacSonik PST to MSG Converter is a dependable solution to efficiently convert PST to the MSG file format. It delivers rapid, bulk conversion of PST file emails across multiple output formats. Also, it transforms the Outlook PST file directly to popular email clients. To switch to Apple ecosystem, import PST to iCloud. Throughout the process, it maintains the original folder hierarchy and ensures data integrity. Moreover, the functionalities it offers make it useful for both individuals and enterprises.

Simple and quick steps to export PST to MSG:

  1. Download and execute the MacSonik PST to MSG Converter on your system.
  2. Now, pick the Single File option and tap Next to proceed further.
  3. After that, click on Select Files, locate the desired PST file, and Open it.
  4. Then, select the files or folders to convert and preview them. Click Next to continue.
  5. From the list of File Formats, choose MSG as the saving format.
  6. Next, use additional filters to customize the conversion process.
  7. Finally, click Convert to complete the process. 

Conclusion

The PST to MSG conversion is important for accessing selected emails from the PST file. Above, we have outlined two effective approaches to convert PST file to MSG online efficiently. Manual conversion is available, but it is not ideal for batch conversions. In contrast, a professional MacSonik PST to MSG Converter is an ideal choice for advanced conversions. Due to its smart features, it is helpful for both individuals and business users.

Frequently Asked Questions

Q1. What should I do if the PST file is corrupted and won’t convert?

Ans: First, repair the corrupted PST file using ScanPST or a PST repair tool. After repairing, convert the restored PST into MSG using either a manual method or use MacSonik PST to MSG Converter.

Q2. Why would someone convert PST files to MSG format?

Ans: MSG files are easier to manage individually, support selective sharing, help with legal discovery, and more.

About The Author:

Shivansh Shukla is a technical content writer who researches and provides reliable solutions to help users resolve their problems. He offers effective procedures for email migration, data backup, and file conversion for all technical and non-technical users.

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