41Putting your smartphone in flight modeChapter 6: AdvancedSettingsPutting your smartphone in flightmodeYou can enter flight mode to turn off telephone, Bluetoothand WLAN functions and use your smartphone as a handhelddevice during a flight. Check with your airline to make surethis is permitted onboard.Some airlines may provide wireless Internet services on boardthat can be accessed via the WLAN feature. Check prior to yourdeparture whether this service is available on your flight.Switch your smartphone off during takeoff and landing as itmay interfere with aircraft electronic systems.Entering flight mode1. Access the Comm. Manager (refer toComm. Manager on page 42).2. Tap Flight Mode ON to turn off allphone, Bluetooth and WLAN functions.