What is .m4p file?
M4P is the file extension for the protected .AAC audio file downloaded from the iTunes Music Store. It integrates Apple Computer's Fairplay DRM copy protection, which means it can only be played on only authorized system only, which in turn limits the number of computers the file can be played on. AAC or M4P file quality is better and the file size is smaller as compared to MP3 files.
In order to play a protected M4P file, the computer must be authorized using Apple iTunes. This can be done by entering a username and password for the account that is used for downloading the file. A maximum of five accounts can be authorized with one account.
Important: M4P files can only be opened with iTunes and the computer must be authorized prior to playing from an iPod or burning the file.
Recommended Software Programs to open .m4p file
- Apple QuickTime Player
- Apple iTunes