How to open MDL file extension?

The author of advice: Mr Brankiewicz

MDL files are incessantly popular. However, a file name containing MDL file extension is problematic for some of the users. They have problems with correct opening of a file with MDL extension. However, it should be remembered that MDL file extension can match one or more types of files. The most popular is 3D GameStudio Model Entity Format but if there are others, you will find information concerning them below.

So, it is worth looking close at the problem concerning MDL files and search for its solution.

A list of programs supporting files types with MDL extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.

  • 3D GameStudio Model Entity Format

    .mdl file extension

    Category: 3D&CAD Files

  • DigitalTracker/DigiTrakker Music Module Format

    .mdl file extension

    Category: Audio/Music Files

    OS Software
    Windows Prodatron DigiTrakker or n-Play Prodatron DigiTrakker or n-Play
    MODPlug Player MODPlug Player
    MAC OS CocoModX CocoModX
  • Simulink Simulation Model

    .mdl file extension

    Category: Database Files

    OS Software
    Windows The MathWorks Simulink The MathWorks Simulink
    MAC OS The MathWorks Simulink The MathWorks Simulink
    Linux The MathWorks Simulink The MathWorks Simulink
  • Flight Simulator 95/98 3D Model Format

    .mdl file extension

    Category: Various Files

    OS Software
    Windows Microsoft Flight Simulator X Deluxe or Combat Flight Simulator Microsoft Flight Simulator X Deluxe or Combat Flight Simulator
    The MDL Converter Tool The MDL Converter Tool
  • Rational Rose Object Design Model Format

    .mdl file extension

    Category: Database Files

    OS Software
    Windows IBM Rational Rose IBM Rational Rose
    Linux IBM Rational Rose IBM Rational Rose
  • Steam Source SDK Model Content Format

    .mdl file extension

    Category: Games Files


How to check if a file we want to open is not infected by malware or viruses?

  • Download Malware/viruses removal tool from MDL files in the Windows system.
  • Click “Start scanning” and wait until the programme performs the scanning process on your computer.

What are the reasons of errors concerning MDL extension of files?

The problem that often causes damage concerning MDL extension are Windows system registry errors. That is why, in the first place it is recommended to:

  • Scan computer in order to identify, repair and open the MDL file
  • Check system registry from the angle of hidden errors
  • Repair file’s associations with programs in the system registry

If you are not sure if the above problems concern you, you should consider other frequent irregularities:

  • You do not have an appropriate application installed that supports MDL file extension
  • MDL file is corrupted
  • The application’s version necessary to open the file is not correct
  • The file is not assigned to an appropriate program

Solving problems with MDL files


If MDL file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a MDL file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open MDL file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.

If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing MDL in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit MDL format (You can also try to find more informations on FileInfo). It is no risk because many paid programs have free test versions enabling to check their functionality.

Do you have extra information about a MDL file? [ Add information about a MDL file ]

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