File Extension OFN

.OFN File

File extension: OFN


Notes about the OFN file extension:



To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The OFN file type is primarily associated with 'Office FileNew File' by Microsoft Corporation.

Detailed information for file extension OFN:


Primary association: Office FileNew File
Company: Microsoft Corporation

Other applications associated with file type OFN:

  • Systems Management Server (SMS) (Offer Creation Notification) by Microsoft CorporationWith SMS you can provide your organization a change and configuration management solution to deliver relevant software and updates to users of Microsoft and third-party applications.



To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension OFN click this link to expand/hide the additional area.

System Info for File Extension .OFN

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: Office.FileNew, FileType: Other Office Documents..., AppName: Microsoft Office Wrapper
EXEFile: OSA.EXE

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MICROS~2\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MICROS~4\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\Office97\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: F:\office97\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: D:\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MICROS~3\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MI1933~1\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: C:\MSOffice\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MICROS~1\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MSOFFI~1\Office\msow.exe -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\OFFICE~1\Office\OSA.EXE -n

ProgramID: Office.FileNew
EXEFile: %ProgramFiles%\MICROS~3\Office\msow.exe -n


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