How does the Galaxy S4 use the lock screen to wake unlock features? (i9500,i9502)

Tip: This command is only used in sliding unlock state.

1. In standby mode, click "Application".

 

2. Click "Set".

  

3. Click on "My Device".

  

4. Click on "Lock Screen".

 

5. "Wake up in the lock screen" to tick.

  

6. Click "Set Wake Command".

 

7. Click "Wake up Voice Talk".

  

Tip: You can also choose to wake up at any one to four, setting the wakeup command according to the desired item.

8. Click the "Microphone" button.

   

9. When the screen prompts "speak immediately (0/4)", at the bottom of the phone transmitter repeat the words or phrases 4 times, click "Finish".

 

after completion of the above operation, in the sliding screen lock state, aiming at the bottom of the phone transmitter say just set the wake-up Voice command can unlock.