Plus, its webcam is placed at the top center of the display, where it should be. (thewirecutter.com)
To exit full screen mode, you can tap on the up arrow at the bottom center of the display. (goodereader.com)
In Android P, the volume slider has changed from a horizontal drop - down at the top of the screen to a vertical bar along the right center of the display. (android.gadgethacks.com)