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Basic information about MUI file

When there is a problem with opening files with the file extension MUI（*.MUI or *.mui）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the MUI file yourself.

There are 5 file types using the MUI file extension in our database. In the further part of this page, you will find detail information about all the MUI file with their brief description and a list of programs that support MUI file sorted by operating systems. The table below provides useful information about the MUI file extension. It answers questions such as:
  • What is the MUI file?
  • How to open a MUI file?
  • What programs do I need to open a MUI file?
  • What programs help to create and edit a MUI file?
  • How to convert MUI files to another file format?
  • How to convert another files to MUI file format?


1.Detail information about MUI file extension: Harmony Assistant Instrument Data

File type Harmony Assistant Instrument Data Category Audio Files
Developer N/A File format N/A
Description MUI file is a Harmony Assistant Instrument Data. The mui file extension is associated with the Harmony Assistant, a music composing program for Microsoft Windows, macOS (OS X) and Linux operating systems.

The mui file stores instrument data from Harmony Assistant.
Software programs that will open, edit or convert MUI files


2.Detail information about MUI file extension: Myriad User Instrument File

File type Myriad User Instrument File Category Audio Files
Developer Myriad Software File format N/A
Description MUI file is a Myriad User Instrument File developed by Myriad Software.
Software programs that will open, edit or convert MUI files

Windows		 Myriad Harmony Assistant

macOS
 Myriad Harmony Assistant

Linux		 Myriad Harmony Assistant


3.Detail information about MUI file extension: Multilingual User Interface File

File type Multilingual User Interface File Category System Files
Developer Microsoft File format Binary
Description MUI file is a Multilingual User Interface File developed by Microsoft.
Software programs that will open, edit or convert MUI files

Windows		 Microsoft Windows Multilingual User Interface


4.Detail information about MUI file extension: MultiLanguage Windows Resource Data

File type MultiLanguage Windows Resource Data Category System Files
Developer N/A File format N/A
Description MUI file is a MultiLanguage Windows Resource Data.
Software programs that will open, edit or convert MUI files

Windows		 Microsoft Windows
Microsoft Windows 10
Microsoft Windows 8
Microsoft Windows 7
Microsoft Windows Vista
Microsoft Windows XP Professional
Microsoft Windows XP Media Center Edition
Microsoft Windows 2000


5.Detail information about MUI file extension: Amiga MUI Default Class/library Data

File type Amiga MUI Default Class/library Data Category System Files
Developer N/A File format N/A
Description MUI file is a Amiga MUI Default Class/library Data.
Software programs that will open, edit or convert MUI files



Can't open a MUI file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.MUI”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the MUI extension without any issue.


Where I can download the application that support MUI file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of MUI files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a MUI file?

The reasons for the lack of the ability to open a MUI file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a MUI file. If there is still something wrong, you might want to check:

  • Whether the MUI file is damaged.
  • Whether the MUI file is incorrectly linked in the registry entries.
  • Whether the MUI file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the MUI file format is incompletely.
  • Whether the MUI file is infected.
  • Whether the drivers of the equipment used for opening a MUI file are up to date.
  • Whether your computer has enough hardware resources to open a MUI file.

If the MUI file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.