The steps are:
- Search the forum for the drum set suggested for the song; * How to find drum sets or songs on this forum and the old one
- Download (and if needed, unzip) the drum set
- Use the BBM File > Import > Drum set
- Click on Drum Sets tab
- Scroll to bottom of the list of kits, put a check mark next to the drum set you just imported
- Save Project and press Songs tab
- If the drum set does not appear next to your song, select it from the drop down menu
- Save Project then Play the song.