Task: In the meditation music app, click on the Om chanting and, using the '+' button, add a flute sound to it for a self-meditation session of two hours.
Steps:
Go back to the previous page.
Click on the om chanting tab.
Click on the add button to add a flute sound.
Click on the fourth from the left flute icon to add a flute sound.
Go back to the previous page.
Click anywhere on screen.
Click on the timer icon to change the time to 2 hours. 
Click on the timer icon to change the time to 2 hours. 
Select 2 hours from the list.
Click anywhere on screen to view the changes.