You can deactivate all radio frequency functions and still have access to offline games, calendar, and phone numbers. Use the flight mode in radio sensitive environments, on board aircraft or in hospitals. When the flight mode is active, an aeroplane icon is shown.Select Menu > Settings > Profiles > Flight > Activate or Personalise.To set the phone to ask every time it is switched on whether the flight profile shall be used or not, select Menu > Settings > Phone > Flight query > On or Off. To deactivate the flight mode, select any other profile.Warning: With the flight profile you cannot make or receive any calls, including emergency calls, or use other features that require network coverage. To make calls, you must first activate the phone function by changing profiles. If the device has been locked, enter the lock code. If you need to make an emergency call while the device is locked and in the flight profile, you may be also able to enter an official emergency number programmed in your device in the lock code field and select 'Call'. The device will confirm that you are about to exit flight profile to start an emergency call.