You'll have to chose wether to save or open the file to open it.www.kenwood.net/indexKenwood.cfm?do=DownloadFile&Document=6e9b7a5908ddbd79720d6f9cb5cb98700e4911de11f9fb5f60ca0ffc3b9eb83ccca123d9efe6bc4aa85b8a8836c842f3ec2df1d55dc9bd14aa97fa454eccaef3