Calls and contacts
Apps and media
Cause 1 of 2: Silent mode is turned on
When you turn on silent mode, all phone sounds are turned off.
Solution: Turn off silent mode.
Turn silent mode on or off
Press the top or bottom Volume key.
Press the sound mode icon the necessary number of times to turn silent mode on or off.
Return to the home screen
Press the Home key to return to the home screen.