Goal: using dolby on app i want to delete an audio file named "mashup" due to some recording issue
Step instructions:
click on the music icon at lower left side  corner of the screen
swipe down to see the file named mashup
long press on file named mashup to delete the file 
click on the delete icon at upper right corner of the screen 
choose delete option from the pop up window 
Actions:
action_type: click
action_type: scroll
direction: down
action_type: long_press
action_type: click
action_type: click