While searching for an answer to the question - How to open the MU file? - you probably found websites, which offer software that was able to open any file extension. Do not be fooled, there is no one program that will allow you to work with any file extension, including the MU file. Each program contains a different type of data and you need specialized software to properly work with the MU file. Here is a list of programs that are designed to work with the MU file - remember, these applications are able to open at most a few file extensions, they are designed to work with a specific data type.
| File type | Corel Quattro Pro For DOS Menu Definition Format |
| Developer | Corel Corporation |
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If after installing the program from a list, you still cannot open a file with the MU extension, the reason may be that the file is damaged. The solution may be to find a new copy of the MU file you want to open
In this case, the easiest way is to use the tool built into the operating system for association of the MU file with applications to support it. Double click on the file you cannot open - the operating system will display a list of programs that are likely to work with your MU file. Choose one of them, or select the location on a disk where you installed one of the applications from our list. Windows should then open the MU file using the program installed earlier.
Entries containing links of the MU file extensions with applications is located in the HKEY_CLASSES_ROOT. If you do not know how to get to the Windows Registry, or how to make changes in it, ask a specialist for help. Lack of knowledge on the subject may cause irreversible changes on your computer.
There may be a situation when a computer virus passes itself off as the MU file. In this case, such a file will definitely not be opened. Download a good antivirus program and scan the MU file mentioned. If the antivirus application detects malicious data, it may signify that the MU file is infected.
| MU3 | Myriad Packed Musical Score |
| MUS10 | Audio |
| MU | Corel Quattro Pro For DOS Menu Definition Format |
| MULT | SAM Alignment Output |
| MUSA | Aleph One Music Format |
| MUS | Finale Music File Format |
| MULIB | Adobe Muse Exported Library |
| MUIMANIFEST | Microsoft Windows Multilingual User Interface |
| MUX | TrackMania Music Format |
| MUSE | Adobe Muse Project Format |
