By default, Winamp 5 displays numbers next to each file in the playlist. You can disable showing these numbers and only display the song names to improve the appearance of your playlist.
1. Right-click the Winamp title bar.
2. Click Options, then select Preferences.
3. Select on General Preferences in the left pane.
4. Select Playlist.
5. In the right pane, uncheck Show playlist item number in Playlist Editor.
5. Click Close.