4.Camera Shortcut: Use the volume button to take photos or videos. Enable this in your camera app settings.
5.Quick Screenshot: Press and hold the power and volume down buttons together to take an instant screenshot.
6.Flip Book Pages When you read e-books on your phone, the volume up/down button can also help you flip the book pages automatically. You don’t need to tap the screen to turn pages. Note that the feature to flip pages using the volume up/down button may vary depending on your reading app and phone model.