What is the MP21 file?
The MP21 file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the MPEG-21 Multimedia Format format. MP21 files are supported by Mac OS, Windows operating systems. The MP21 file is one of the Video Files files, just like 546 of the other files found in our file information database.
A program that can open the MP21 file is e.g. QuickTime Player. This software was released by Apple, Inc..
Programs, that can open .MP21 files
Apple, Inc.
QuickTime Player
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Windows |
Apple, Inc.
QuickTime Player
|
Mac OS |
How to open a .MP21 file?
If you have problems opening the file MP21, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the MP21 file format with the installed program. If not, right click on your MP21 file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all MP21 files should automatically open with the selected program.