3 steps to open file with MMS extension

Usually solving problems with MMS file is simple – just install proper software and open the file. Read the guide and open MMS file now!

MMS File Extension

File
  • File type Miles Sound Tools
  • File developer RAD Game Tools, Inc.
  • File category Audio Files
  • File popularity rating
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What is a(n) MMS file?

The audio file with the extension .MMS stores data used by Miles Sound Tools for internal operations. It is a working and developed application since 1991 for creating music and sounds for computer games, which is used by over 7,000 games on various platforms.

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How to open MMS file?

There could be multiple reasons for which the system does not support given file. In the case of MMS extension, it is probable that none of the installed programs support given file type. Therefore, user should undertake the following steps

Step 1: Install a program that supports MMS files

If an application that supports MMS files is installed on user’s system, but is not used to open such files by default, right-click on the file icon and choose "Open with" option from the menu. Next, select the proper application and check the "Always use the selected application to open this kind of files" box. The system will store this information in its registry and use the selected program to open files with MMS extension by default.

Hint for Mac OS users

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For Mac OS users the procedure is analogous – open the file menu by right-clicking on the MMS file and choose "Information" option and select "Open with program" option. From the submenu select an application and click on "Change all" button.

Step 2: Find and download proper software

Inability to open MMS files may also be related to the lack of any application that supports given file being installed on the system. Should that be the case, user needs to download and install one of the following applications. Once installed, the system will automatically associate newly installed application with MMS files. If this step fails, see step 1.

Programs that support files with MMS extension

Step 3: Check the MMS file for errors

Sometimes, although relatively rarely, steps 1 and 2 might not lead to expected results. There can be several reasons for such situation to occur:

  • MMS file has been downloaded from the internet but for some reason it is incomplete. In such case the file should be re-downloaded and opened again.
  • Structure of given MMS file could be corrupted and as such the program is not able to open the file
  • Storage medium on which the file was stored is damaged
  • It is important to ascertain that the icon representing given file is not a shortcut a related MMS file no longer present in the location to which the shortcut points
  • If the user account has restricted access privileges it is advised to contact the system administrator or an IT expert

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