Opening an MLN File

The MLN file type is primarily associated with My Little Nightmares.

MLNFile Extension MLN
File extension: MLN
File type:  Save file

What is an MLN file?

MLN files mostly belong to My Little Nightmares. MLN files have different uses based on the software that creates them.
  • Game Save: In one case, the file is a save file for My Little Nightmares. It stores game progress and project data, sometimes called a milestone project file.
  • CAD Configuration: Some MLN files define multiline style settings in AutoCAD. They keep drawing style information for design work.
  • Audio Preset: Other files are used as preset files for guitar amplifier settings. These work with programs like Guitar Pro and are supported by Awave Studio. For more details, see the Guitar Pro webpage.
  • FilExt.com tip: Open a MLN file with the right software to view its content. Each file’s purpose depends on its origin.

    How to open an MLN file

    You need a suitable software like My Little Nightmares to open an MLN 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 MLN file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a MLN file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online MLN Text Viewer

    Choose your .mln file to analyze

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    Programs that open and convert MLN files:

    1. My Little Nightmares
      See the previous paragraphs to learn more about the main application. MLN files are often referred to as My Little Nightmares games because this type of file is primarily created or used by this software.
    2. AutoCAD (Multiline Definition) by Autodesk, Inc.
      Program ID is AutoCADMultilineDefinition

    Technical Data for MLN File Extension

    File classification:
    Game
    Program ID:
    AutoCADMultilineDefinition
    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: AutoCADMultilineDefinition, FileType: AutoCAD Multiline Definition, AppName: Notepad

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


    an mln Save file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with MLN files

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