Personalize your device84Doppler effect—Select On to have the ringing tone soundhigher when you are closer to your device, and lower whenyou are farther away. When you get closer to the device,the ringing tone seems to become higher, and lower whenyou move away from it. The Doppler effect is not availablefor all sound trajectories.To listen to the ringing tone with the 3–D effect, selectOptions > Play tone.If you enable the 3-D tones but do not select any 3-Deffect, stereo widening is applied to the ringing tone.To adjust the ringing tone volume, select Tools >Profiles > Options > Personalise > Ringing volume.Change the look of yourdeviceTo change the look of the display, such as the wallpaperand icons, press , and select Tools > Settings >General > Personalisation > Themes.To change the theme that is used for all the applications inyour device, select Themes > General.To preview a theme before activating it, select Options >Preview. To activate the theme, select Options > Set. Theactive theme is indicated by .The themes on the mass memory are indicated by .To change the layout of the main menu, select Themes >Menu view.To open a browser connection and download more themes,in General or Menu view, select Download themes(network service).Important: Use only services that you trust and thatoffer adequate security and protection against harmfulsoftware.To edit the wallpaper, select Themes > Wallpaper tochange the background image on the display for the activestandby mode.Active standbyThe active standby display shows status indicators,widgets, the now playing view, and search.To switch the active standby on or off, press , and selectTools > Settings > General > Personalisation > Standbymode > Active standby.