From the home page, press or to scroll through the apps. Select Settings > Sounds.

Mute All

Mutes all device tones.

Volume

Sets the device volume level.

Message Rec.

Sets the tone that sounds when you receive a message.

Message Sent

Sets the tone that sounds when the you send a message.

Critical Alert

Sets the tone that sounds when the device announces a critical alert.

Ring Until Read

Sets the device to ring until you read a new message. This feature is helpful if you are in a noisy environment.