File Extension MSO

File type: Inline E-Mail Attachment File or the Word OLE Web Page Storage Stream

About the MSO file type:

If Windows cannot find the appropriate program associated with .MSO files, then your registry may have errors. Check your Windows registry for errors (includes file association errors).

Microsoft Office uses this file to send the documents with the email and the same contains the information of the office files. The file is named as "Oledata.mso" and it has some information which makes the attachment of the file to be rendered with the mail message. The file is displayed separately on those machines where MS Outlook 2000 which is an extension of the Office 2000 is not installed and is installed at a later stage. The file is made by Microsoft and is used by Microsoft Office software. The file shall open directly and will be sent as the attachment. The file is used when the user sends HTML message with an attached Microsoft Office 2000 document and the message is sent as Outlook HTML message. This file will keep the document properly attached to the message and this file is not being read as it is has no information which the user can use in any case. The file cannot be edited and viewed by the user.


Detailed information for file extension MSO

Category: Misc Files - This file is used for attaching the Word file with the email and is used to render the same with the message.
File format: Proprietary
Open with Windows: The file shall open with Windows in Microsoft Outlook 2000 or later
Open with Linux: N.A.
MSO is mainly used by Microsoft Office software for sending document files.