.MUI File Extension

There are 2 file types use the .MUI file extension:

  1. Myriad User Instrument File
  2. Multilingual User Interface File

1. Myriad User Instrument File

Myriad User Instrument File
  • Developer Myriad Software
  • Popularity
    4.4 (353 votes)
  • Category Audio Files
  • Format N/A

An MUI file is a user instrument file used by Myriad musical notation software products such as Harmony Assistant. It stores sounds for a variety of instruments such as piano, strings, woodwinds, brass. MUI files are used for generating realistic sounds.

Software's name License Platforms
Myriad Harmony Assistant Myriad Harmony Assistant Freeware LinuxMacWindows

Updated: September 24, 2017

2. Multilingual User Interface File

Multilingual User Interface File

Resource file used by the Multilingual User Interface component of Windows 2000 and later; contains resources that allow the Windows interface to be changed to different languages.

Many MUI files can be found within the Windows %SystemRoot%\ directory (e.g., %SystemRoot%\en-US\ in Windows 7). They may also be located within specific program installations, such as Windows Journal, Windows Defender, Windows Mail, and other Microsoft Windows programs, including Notepad (notepad.exe.mui).

Additional language packs can be installed in Windows 7 by selecting Control Panel → Clock, Language, and Region → Change display language → Keyboards and Languages and clicking the Install/uninstall languages... button.

Software's name License Platforms
Microsoft Windows Multilingual User Interface Microsoft Windows Multilingual User Interface Free Windows

Updated: August 17, 2010

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