go to general settings>file view>tag cache, and then initialize now. depending on how much music you have it may take up to 5 minutes. you'll know when its done when the little icon in the top right corner disappears. now hold down the menu button until it takes you to the screen where it says shuffle, show files, and repeat. set the show files to ID3 database and press select. you should now be able to browse you museic by artist, genre, album, etc. if it wont let you browse, try going back to the tag cache menu and update now.