DTMF - Nokia Lumia 928

If you're calling into an automated dial-in system (e.g., voicemail) and your dialpad entries aren't being recognized, view this info.

Note Dual-tone multi-frequency (DTMF) tones are used by automated dial-in systems such as voicemail or where prompts are used to navigate.

  1. From the Start screen, swipe left to display the applications list.
    Note Alternatively, select the right arrow ( Right arrow icon located in the lower-right corner of the screen; this may require scrolling to the bottom).
  2. Select Phone.
  3. Select More ( More icon located in the lower-right).
  4. Select settings.
  5. Select the "Long tones" On/Off switch.
    • On Switch On icon (Enabled)
    • Off Switch Off icon (Disabled)
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