Opening an MNS File

The MNS file type is primarily associated with AutoCAD.

MNSFile Extension MNS
File extension: MNS
File type:  ASCII Menu

What is an MNS file

MNS files mostly belong to AutoCAD by Autodesk, Inc. Use our "Online MNS Text Viewer" below to analyze your MNS file and to see all text it contains.

How do you open MNS files?

You need a suitable software like AutoCAD to open an MNS file. You need a suitable software like AutoCAD from Autodesk, Inc. to open an MNS file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your MNS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a MNS file directly in the browser:. Just drag the file onto this browser window and drop it.

Online MNS Text Viewer

Choose your .mns file to analyze

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Can't Open Your .MNS File? Try These Steps

Because .MNS files can originate from various programs, they aren't universally openable.

  1. Identify the Source: If received from a drafter, it is likely an AutoCAD ASCII Menu. If from a developer, it may be a configuration script.
  2. Check the Header: Open the file in a text editor or hex viewer to inspect the first bytes.
    • Readable text like ***MENUGROUP indicates an Autodesk, Inc. ASCII Menu.
    • "PK" implies a zipped archive.
    • XML or JSON suggests a structured settings file.
  3. Use the Original Software: The original program is usually required; try Autodesk AutoCAD, Notepad++, or ask the sender if uncertain.
  4. Use this Webpage: Drag and drop your .MNS file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for MNS File Extension

Related files:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: AutoCADLTMenuSource, FileType: AutoCAD LT Menu Source, AppName: Notepad
EXEFile: notepad.exe

ProgramID: AutoCADMenuSource, FileType: AutoCAD Menu Source, AppName: Notepad

ProgramID: RealPlayer.MNS.6, FileType: MusicNet Streaming File, AppName: RealOne Player
EXEFile: RealPlay.exe

ProgramID: RealPlayer.MNS.6, FileType: MusicNet Streaming File, AppName: RealPlayer
EXEFile: RealPlay.exe

ProgramID: AutoCADLTMenuSource
EXEFile: %SystemRoot%\NOTEPAD.EXE %1

ProgramID: AutoCADMenuSource
EXEFile: %SystemRoot%\NOTEPAD.EXE %1

ProgramID: RealPlayer.MNS.6
EXEFile: %ProgramFiles%\Real\RealOne Player\RealPlay.exe %1

ProgramID: RealPlayer.MNS.6
EXEFile: %ProgramFiles%\Real\RealPlayer\RealPlay.exe %1

ProgramID: RealPlayer.MNS.6
EXEFile: %ProgramFiles%\RealOne Player\RealPlay.exe %1

ProgramID: MailNavigator Script File
EXEFile: %ProgramFiles%\MailNavigator\MailNavigator.exe script %1

ProgramID: mns.Document
EXEFile: %ProgramFiles%\Microsoft Money\System\mnyimprt.exe


an mns ASCII Menu is a special file format by Autodesk, Inc. and should only be edited and saved with the appropriate software.

How to solve problems with MNS files

  • Associate the MNS file extension with the correct application.
  • Update your software that should actually open ascii menus. Because only the current version supports the latest MNS file format. Search, therefore, e.g. on the Autodesk, Inc. manufacturer website after an available AutoCAD update.
  • To make sure that your MNS file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .MNS file online - secure, fast, and no downloads needed.
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