Open the book in
the
Edit
tab.
Look at the right side of the Bloom window and then do these steps:
If you see the
button, click
it to expand (open) the tool
box.
If you do not see the
Music Tool tab, click the More
tab.
Then select (
) Background Music Tool.
Click the
Music Tool
tab.
The
Music Tool controls appear.
Now you can use this tool.