How can I change the volume of an added song?

To adjust the volume of a song, you are welcome to have a look at these simple steps below:

1. Select and add a soundtrack from the Soundtrack section, by tapping on the plus icon at the bottom-left corner of the screen.
2. The selected song will appear under the project's timeline, as a green bar: tap on it.
3. A volume bar will show up: tap and move your finger to the left or to the right to respectively lower or raise the volume.