The MSG file extension is a file format used to store Outlook mailbox items, including email messages, reminders, contacts, calendars, tasks, to-do lists, and more. It also retains important metadata such as date, sender and recipient information, message body, subject, and other relevant details. In Outlook, users have the option to save mailbox items in the Outlook Message Format-Unicode, which is denoted by the .msg extension.

MS Outlook provides various options to save email items, including the MSG file format. Saving messages as MSG files on your local system or in the cloud allows you to keep them as drafts for future use, making it convenient to share mailbox items.

Save Outlook Messages in MSG

For Outlook on Windows: :- To save a mailbox item in MSG file format, follow these steps:

  • Step 1 :- Open the MS Outlook desktop client and double-click on the email you wish to save. This will open the email in a new dialog window.
  • Step 2 :- Click on the File tab (on the Outlook ribbon) Click on the File tab
  • Step 3 :- Next, click on 'Save As' in the left pane. This action will open a new window with additional saving options Saving options
  • Step 4 :- Provide a new name for the file or stick with the default name. From the menu of Save as type, select Outlook Message Format- Unicode and click on Save. select Outlook Message Format- Unicode
  • Note: These steps are applicable to various versions of Outlook, including Outlook for Office 365, Outlook 2019, Outlook 2016, Outlook 2013, Outlook 2010, and more.

For Outlook on Web and

  • Step 1 :- Click on New message. Click on New message
  • Step 2 :- Now drag and drop the selected mail in the message body. Now drag and drop the selected mail
  • Step 3 :- Your email is now attached as an MSG file. Now you can share it with anyone. Your email is now attached as an MSG file

Convert Outlook PST to MSG

Professional tools like Kernel for Outlook PST Repair tool enable you to convert Outlook PST emails to MSG format. You can select specific email messages from your Outlook mailbox or use the search function to find and convert emails to MSG format. Additionally, this tool supports saving emails in other formats such as EML, TXT/RTF, PDF, and HTML/MHTML.

Kernel for Outlook PST Repair


Creating and saving email items in MSG file format is a convenient way to store and share emails. These files can be saved locally or uploaded to the cloud for easy access from anywhere. This capability is available for both Outlook for Windows and Outlook on the web.