Go to the Apple Store to see if there are apps on Momo’s shelves. That's it. If you want to download music locally and ask for app support, it’s not something you can do.
1. After the user enters the live broadcast page, click the plus button and click "Music", as shown below:
2. Then select the music, click download, and click "Play", as shown below :
3. Finally, you can sing with accompaniment.