1. From any screen, double-press the Home key.
   
2. Tap the Mic icon, or speak the phrase 'Hi Galaxy'.
   Note: If this is your first time accessing S Voice, you must proceed through introductory prompts before use. Tap 'NEXT' > Tap the 'I agree' checkbox > Tap 'NEXT' > Tap 'START'
   
3. Speak the desired command, such as "Wake me up at 7 AM", "Play", or "Weather".
   
4. To access options, press the Menu key.
   
5. To access S Voice settings, tap Settings.
   
6. Edit settings as desired.