Editing Mode

Tap on the preview widget to display buttons for editing the preview widget. When in this mode, you can also drag the widget to another location on the screen or use two fingers to scale the size of the widget. You can also tap on the buttons to perform additional functions clockwise from the upper right corner:

Close Button

In the upper right corner is the close button which can be tapped to close the preview widget.

Toggle Full Screen

Tap on the button in the lower right corner to increase the preview widget to take up the full size of the screen while retaining the aspect ratio. Once the widget is full screen, tapping this again will shrink the widget to its original size.

External Video Settings

You can tap on the gear icon in the lower left corner to view the majority of controls in the External Video Menu except for the preview screen and background mode.

Section Picker Menu

Tap on the button in the upper left to manually choose a section of lyrics to appear on the external screen.