Zte N9517 User Manual page 17

Rotate the Screen – For most screens, you can

automatically change the screen orientation from portrait to
landscape by turning the phone sideways.
NOTES:
The auto-rotate feature needs to be enabled for the screen

orientation to automatically change. Tap the Home key >
> Settings > Accessibility and switch on Auto-rotate
screen.
You can also access the screen rotation control by sliding

down the Status Bar twice and tapping Auto-rotate.
17