41Silent modeChapter 6: AdvancedOperationSilent modeThe slider on the left of your smartphone allows you to activatesilent mode. This mode silences all ringtones and alerts, andmay be used if you are in an area where a ringing phone woulddisturb others (for example; a cinema, meeting or ceremony).Note: Silent mode does not turn your phone off, and does notreplace flight mode, below.Putting your smartphone in flightmodeYou can enter flight mode to turn offtelephone, Bluetooth and data func-tions and use the smartphone as a hand-held device during a flight. Check withyour airline to make sure this is permit-ted onboard.Switch your smartphone off during take-off and landing as it may interfere withaircraft electronic systems.Entering flight mode1. Access the Comm. Manager (refer to“Comm. Manager” on page 42).