Samsung Galaxy S4 User Manual page 196

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Font size: Set the font size.
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Magnification gestures: Use exaggerated
gestures such as triple-tapping, double pinching,
and dragging two fingers across the screen.
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Notification reminder: Play a beep when
notifications are missed.
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Negative colors: Reverse the display of colors
from white text on a black background to black
text on a white background.
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Color adjustment: Adjust the color of the screen
if you are color blind or have difficulty reading
the display because of the screen color. Tap
Color adjustment for options.
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Accessibility shortcut: Quickly enable
accessibility features in two quick steps. Tap
ON/OFF to turn the feature on.
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Text-to-speech options: Set your preferred TTS
engine and options. For more information,
see "Text-To-Speech Options" on
Settings
Hearing
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page 175.
187
Flash notification: Set your camera light to blink
whenever you receive a notification.
Turn off all sounds: For privacy, turn off all
notifications and audio.
Hearing aids: Improve the sound quality of your
device for use with hearing aids.
Samsung subtitles (CC): Use Samsung
subtitles with multimedia files when available Tap
Samsung subtitles (CC) for options.
Google subtitles (CC): Use Google subtitles
with multimedia files when available. Tap Google
subtitles (CC) for options.
Sound balance: Use the slider to set the Left
and Right balance when using a stereo device.
Mono audio: Switch audio from stereo to mono
for use with one earphone.
Accessibility