1. ACCESS ACCESSIBILITY FEATURES: From the clock screen, press the Power/Home button.
   
2. Rotate the bezel to and select the Settings app.
   
3. Scroll to and select Accessibility.
   
4. ACCESS HEARING OPTIONS: From the Accessibility screen, scroll to and select Hearing.
   
5. Select the Turn off all sounds circle to mute the device. Select the Mono audio circle to switch the audio to mono while using one earphone.
   
6. ACCESS VISION OPTIONS: From the Accessibility screen, select Vision.
   
7. Vision accessibility features include Screen reader (uses TalkBack), Dark screen, Zoom, Grayscale, and Negative colors. Scroll to and select the desired vision feature circle to enable or disable the feature.