To add songs or videos to the Medialibrary of Winamp 5.55 and from ther read them or create playlists, follow these steps:
- Open Winamp
- Click the "Media Library" tab.
- Then click on the "Library" button at the bottom of the left column and select "Add Media to Library"
- In the window that opens, select the folder containing your audio or video files click on "Add" button.