Home » Settings Files, M » MMO

Basic information about MMO file

When there is a problem with opening files with the file extension MMO（*.MMO or *.mmo）, 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 MMO file yourself.

There are 4 file types using the MMO file extension in our database. In the further part of this page, you will find detail information about all the MMO file with their brief description and a list of programs that support MMO file sorted by operating systems. The table below provides useful information about the MMO file extension. It answers questions such as:
  • What is the MMO file?
  • How to open a MMO file?
  • What programs do I need to open a MMO file?
  • What programs help to create and edit a MMO file?
  • How to convert MMO files to another file format?
  • How to convert another files to MMO file format?


1.Detail information about MMO file extension: Musicmatch On-Demand Playlist File

File type Musicmatch On-Demand Playlist File Category Settings Files
Developer N/A File format N/A
Description MMO file is a Musicmatch On-Demand Playlist File. The mmo file extension is associated with Musicmatch On-Demand, once a part of Musicmatch Jukebox. The product is now discontinued. 

If you know more or some useful information about this file extension, please send us a message by clicking on submit extension button at the top of page.
Software programs that will open, edit or convert MMO files

Windows		 Musicmatch Jukebox


2.Detail information about MMO file extension: Memory Map Overlay File

File type Memory Map Overlay File Category Misc Files
Developer Memory-Map File format N/A
Description MMO file is a Memory Map Overlay File developed by Memory-Map.
Software programs that will open, edit or convert MMO files

Windows		 Memory-Map Navigator


3.Detail information about MMO file extension: RapidFile Memo Document

File type RapidFile Memo Document Category Page Layout Files
Developer N/A File format N/A
Description MMO file is a RapidFile Memo Document.
Software programs that will open, edit or convert MMO files

Windows		 RapidFile


4.Detail information about MMO file extension: HyperFile Database File

File type HyperFile Database File Category Database Files
Developer N/A File format N/A
Description MMO file is a HyperFile Database File.
Software programs that will open, edit or convert MMO files

Windows		 WINDEV



Can't open a MMO 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.MMO”。

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 MMO extension without any issue.


Where I can download the application that support MMO 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 MMO 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 MMO file?

The reasons for the lack of the ability to open a MMO 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 MMO file. If there is still something wrong, you might want to check:

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

If the MMO 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.