Sonim XP8® - Manage DTMF Tones

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 a Home screen, tap the Phone icon Phone icon (lower-left).
    Note If not available, swipe up to access all apps then tap Phone Phone icon.
  2. Tap the Menu icon Menu icon (upper-right).
  3. Tap Settings.
  4. Tap Sounds and vibration then tap Advanced.
  5. Tap Dial pad touch switch on Switch on or off Switch off.
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