i have a problem, with my music on my iPhone 5C. i am able to remove it from my iTunes library, when i want to sinc, it dont delete the songs from my iPhone. when i go on the "on this iPhone" button, the songs are still here. i press "select all", then "delete", well i would want to, but the "delete" button is unawailable. any solution to this, or do i have to somehow delete manually the songs from my iPhone one-by-one? ...and i am using ios 7.0.4.
thanks for help,