Know More About What is Microsoft Outlook MSG File Format?

MSG file:- An MSG file extension is a mail file, contact, calendar events, tasks created or stored by Microsoft Outlook or Exchange.  An MSG file contains plain ASCII text to save the data. MSG files are harmonious with Microsoft’s Messaging Application Programming Interface (MAPI). It contains any E-mail data like sender information in header and message body with all attachments and hyperlinks. MSG file format is a Compound file Binary format. It may be exported for the scanning for malware.


MSG file Specifications

Developer: Microsoft Corporation
File Type: Encapsulated Message type
MIME Type: Application/ outlook
File Hex Signature: D0 CF 11 E0 A1 B1 1A E1
File Category: Text and Binary File
Supported Platform: Windows, Mac, and Linux
String Value: DI.ait.a
File Format: .msg


Detailed Information about MSG File Extension:

An MSG file has .msg extension. MSG files are exported for the purpose of archiving and storage used by Microsoft Outlook and exchange. It contains one or more fields to store the information about sender, body, date, time, attachments, hyperlinks, recipient’s information, appointments details, and task details.

The default locations for MSG file Extension:

A user can save an MSG file anywhere in the there device. A user can save a .msg extension file by drag and drop method.

Software required for various Platforms to open An MSG file extension:

For Windows:

  • Mozilla SeaMonkey
  • MS Outlook
  • Free MSG File Viewer

For Mac

  • Mozilla SeaMonkey
  • 45RPM MailRaider
  • BG Klammer

For Linux

  • Mozilla Thunderbird
  • Mozilla SeaMonkey


Here we talked about what is MSG file Extension in detailed and also describe how to open and save an MSG file. I hope this Blog will help you to understand your doubt about MS Outlook MSG file extension. If you are satisfied with our blog then comment your good words in the comment box and share this blog and if you have any doubt or query about this blog please contact our Outlook forum.

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