MSO file extension
The table below provides useful information about the .mso file extension. It answers questions such as:
- What is the .mso file?
- What program do I need to open a .mso file?
- How can the .mso file be opened, edited or printed?
- How can I convert .mso files to another format?
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ Microsoft Office Rendering Data
MSO file is a Microsoft Office Rendering Data. When sending HTML messages with an attached Microsoft Office document, the message is sent as an Outlook HTML message, not an Office Envelope message. The Oledata.mso file contains necessary information to properly render the attachment in the message in its originating program. If an HTML message is opened on a computer that does not have Outlook 2000 installed, you will see the Oledata.mso file as an additional attachment.
Other types of files may also use the .mso file extension.
🚫 The .mso file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .mso file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .mso file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
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