Copyright © 2009 Nokia. All rights reserved. 67S e t t i n g sSettingsVoice commandsTo select the functions to use by voice command, select> Settings > Voice comm.. The voice commands forchanging profiles are in the Profiles folder.To change the voice command for an application, selectOptions > Change command and the application. To playthe activated voice command, select Options > Playback.To use voice commands, see "Voice dialling", p. 25.Phone settingsGeneralSelect > Settings > Settings > General and from thefollowing:Personalisation — to adjust the display, standby mode,tones (such as ringing tone), language, themes, and voicecommand settingsDate and time — to set the time and date and the displayformatEnhancement — to change the settings for anenhancement. Select an enhancement and the desiredsetting.Security — to change the device and SIM card settings,such as PIN and lock codes; view certificate details andcheck authenticity; and view and edit security modulesWhen security features that restrict calls are in use (suchas call barring, closed user group, and fixed dialing), callsmay be possible to the official emergency numberprogrammed into your device.Important: Even if the use of certificates makesthe risks involved in remote connections andsoftware installation considerably smaller, theymust be used correctly in order to benefit fromincreased security. The existence of a certificatedoes not offer any protection by itself; thecertificate manager must contain correct,authentic, or trusted certificates for increasedsecurity to be available. Certificates have arestricted lifetime. If "Expired certificate" or"Certificate not valid yet" is shown, even if thecertificate should be valid, check that the currentdate and time in your device are correct.