Turn On-Off 4G HD Voice (VoLTE) on True SMART 4G HD Voice

  1. At Home screen, select [Settings]
  2. And then choose [General settings]
  3. Select [More]
  4. Turn off 4G HD Voice [VoLTE]
    • “HD” will be shown on top, tap a button to turn off [Enhanced HD mode]
    • A button will turn grey, “HD” on the top will disappear
  5. Turn on 4G HD Voice [VoLTE]
    • tap a button to turn on [Enhanced HD mode]
    • A button will turn green, “HD” will be shown on the top
    • “HD” will appear when you are only in 4G HD Voice [VoLTE] coverage area

Was this helpful?

Very bad Very Good