The top of the Notifications panel includes Quick Settingss. These icons allow quick and easy access to set modes including Sound, Bluetooth, GPS, Airplane and Data. Touch Edit to open a dialog box to customize your Quick settings.
Tap any of the Quick Settingss to toggle through the available settings:
Sound , Vibrate , and Silent .
Bluetooth On and Bluetooth Off .
GPS On and GPS Off .
Airplane mode On and Airplane mode Off .
Data On and Data Off .
If necessary, scroll horizontally to see all of the available icons.