32Getting startedChange your call ringtone› In the application list, select1 Settings → Sound → Deviceringtone.Select a ringtone2 → OK.Switch to Silent mode›To mute or unmute your device, do one of the following:Tap the right bottom of the screen to open the notifications●panel, and then select Sound.Press and hold the Power key, and then select● or .In the application list, select● Phone → Keypad, and thentap and hold .Select a wallpaper for the Home screen› On the Home screen, tap and hold the empty area.1Select2 Set wallpaper → Home screen → an image folder→ an image.Change the display font› In the application list, select1 Settings → Display → Fontstyle.Select a font.2Adjust the brightness of the display›Your device includes a light sensor, which can detect thelevel of ambient light and adjust the brightness of the displayautomatically. You can also manually set the brightness of thedisplay.The brightness of the display will affect how quickly thedevice consumes battery power.