1. To access voice control, from the home screen tap the Microphone icon in the Google seach bar.
   
2. Now speak what you like to search for. For this demo, we are going to search for AT&T Using 'Ok Google'.
   Note: You can say things like 'Call', 'Open browser', or 'Text'.
   
3. To change voice command settings, tap the Settings icon.
   
4. Tap Google.
   
5. Tap Search & Now.
   
6. Tap Voice, then adjust settings as desired.