Windows media player for Windows 7 ultimate not working

[dineshd_15]

Hello,
The windows (Windows7 Ultimate) media player on my laptop is not wrking properly. Its not playing the newly added songs , it always palys the same defalut songs from "All Music" setion. Should chnage the extension of the files to ".mp3" before oprning them on Windows Media Player.Pl help me out in this regard.
Thanks

 

[nikorr]

Whats the file extension? install K-Lite Codec Pack 7.80 and it should play, unless the song has DRM protection.
http://www.filehippo.com/download_klite_codec_pack/


And if that doesn't help install the VLC player http://www.filehippo.com/download_vlc/