If you downloaded DNF, the folder in DNF\Music\ is full of .ogg files. I only know a few. Sorry... alfhlyra=Alfalia behemoth=A certain map of Sky City behemoth_b02= A BOSS in the forest bloodhell=Wail bloodhell_boss=Wail BOSS characterSelectStage=Server and character selection music charnakridge=Ridge charnakridge_boss=Ridge BOSS cold_boy=Heart darkelf_amb=Bone Dragon darkelf_boss=Bone Dragon BOSS forest01=Forest forest02=Forest BOSS forest_town=Novice Village gate=race Leah house hameln=mouse rice village hameln_bosS=mouse BOSS intro=opening hendonmyre=Hutton Mar bbs vilmark=mechanical bull vilmark_boss=mechanical bull BOSS thief=thief thief_boss=thief BOSS storm_pass=Snowy mountain mocean=Shallow sea sc_01=sky sc_b01=lizard man sc_b02=Shallow Sea BOSS sc_b03=Deep Sea BOSS sera_shop=Mall tavern=Hotel westcoast=West Coast pvp1=pvpPK Field 1 pvp2=pvpPK Field 2 You can replace the songs you want with their names, such as: delete characterSelectStage.ogg and then put what you want Put the song in the \Music folder and change it to characterSelectStage.ogg. Try it? If that doesn't work, use special software to create music in ogg format and then replace it