20using basic functionsTo switch to the offline profile, in Menu mode, selectSettings → Phone profiles → Offline.Access menusTo access your phone’s menus,1. In Idle mode, press the Confirm key to accessMenu mode.2. Use the navigation key to scroll to a menu oroption.3. Press the Confirm key, <Select>, or <OK> toconfirm the highlighted option.4. Press <Back> to move up one level; Press [ ]to return to Idle mode.Customise your phoneGet more from your phone by customising it tomatch your preferences.Adjust the volume of the key tonesIn Idle mode, press the Volume key up or down toadjust the key tone volume.Switch to or from the silent profileIn Idle mode, press and hold [ ] to silence orunsilence your phone.Change your ringtone1. In Menu mode, select Settings → Phoneprofiles.2. Scroll to the profile you are using.3. Press <Options> → Edit → Voice call ringtone.Follow all posted warnings and directions fromofficial personnel when in areas where wirelessdevices are prohibited.