I succesfully installed on iPad, Dropbox link worked, local wifi server worked, but VLC does not recognize mp3 audio files - am I doing smth wrong? Also the de

I succesfully installed on iPad, Dropbox link worked, local wifi server worked, but VLC does not recognize mp3 audio files - am I doing smth wrong? Also the description in AppStore is rather limited, I would suggest to expand it - indicate all available features and goodies. I used this link https://itunes.apple.com/in/app/vlc-for-ios/id650377962?mt=8&ign-mpt=uo%3D2 https://itunes.apple.com/in/app/vlc-for-ios/id650377962?mt=8...