68Increase volume in pocketWhen enabled, the phone uses the proximity sensor to detectwhen the phone is in a pocket or other close-fitting locationsuch as a purse or bag, and increases the volume forincoming call ringtones. From the Call settings screen, touch Increase volume inpocket to enable or disable the option.VoicemailConfigure options for voicemail. From the Call settings screen, under Voicemail, thefollowing options are available:• Voicemail service: By default, the phone uses your wirelessservice provider’s voicemail service. If you have another optionfor voicemail installed, select it.• Voicemail settings: By default, the speed dial for callingvoicemail (speed dial 1) is set to your phone number. TouchVoicemail number if you want to set up another voicemailservice.• Sound: Choose sound to play for a voicemail notification.• Vibrate: Choose an option for vibration to play for avoicemail notification.Other call settings From the Call settings screen, under Other call settings,and configure the following options:• Auto retry: When enabled, your phone will automatically re-attempt a call when it encounters a network busy signal.• TTY mode: Choose a TTY mode to enable TTY mode, for usewith optional TTY equipment.• DTMF tones: Set the length of Dual-tone Multi-frequencytones, that play when you use the keypad during a call, such aswhen navigating phone menus.• Voice privacy: When enabled, encrypts your voice calls forenhanced privacy.