CBT Bazar

Since iTunes Store launched on April 2003, it has become the most famous software-based online digital store. On the iTunes Store, individual songs were sold for the same price with no subscription fee.

Musics in iTunes Store are in the protected AAC format, called m4p file extension. File extension m4p is fairly new, which is an audio format that is purchased from Apple's Music Store (iTune) and is protected by a Digital Rights Management scheme. File extension m4p has smaller size than mp3 with equal quality. .m4p file format was created by Apple to protect .m4p files from illegal distribution.

Once you buy a music file in .m4p format, you can play them with most media player; iTunes, QuicTime, Winamp, RealPlayer, Media Player Classic or others. If Windows is unable to play this file extension m4p, you may need to install apropriate player or may have registry errors. To solve this problem, simply install the applications above and/or scan your registry for errors.

Though there a lot of media players support .m4p files, you can only play it in limited numbers of portable media. In the past, file extension m4p only playable on few digital music players that is support .m4p files. Fortunately, now available song in iTunes Store sold in iTunes Plus song. iTunes Plus songs are free of burn limits and digital rights management (DRM). So the musics your buy from iTunes Store you can play it on iPod, Apple TV, Mac and WIndows computers, and more media players.