1. Accessibility features allow you to improve the usability of your device for users affected by impaired vision or hearing, cognitive difficulty, or reduced dexterity.
   
2. Swipe down from the Notification bar, then tap the Settings icon.
   
3. Scroll to, then tap Accessibility.
   
4. Edit accessibility settings as desired. To enable TalkBack, tap Vision.
   
5. Tap TalkBack.
   
6. Tap the TalkBack switch to turn the feature on.
   
7. Tap OK.
   
8. Press the Back key to exit the tutorial.
   
9. Triple-tap the TalkBack switch to turn the feature off.
   
10. Triple-tap OK.