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Samsung Galaxy S20 5G UW - Manage TTY Settings

2026-10-22 22:16:57.967

Samsung Galaxy S20 5G UW - Manage TTY Settings

Here's how to change the TTY settings on your Galaxy S20 5G UW.
TTY Settings allow Text Telephone devices (TTYs) to be enabled so that deaf and hearing-impaired customers can use the telephone by utilizing a visual rather than auditory mode of communication.
  1. From a Home screen, tap the
    Phone icon
     Phone icon (lower-left).
    If unavailable, swipe up or down from the center of the display then tap
    Phone
     Phone icon.
  2. Tap the
    Menu icon
     Menu icon (upper-right) then tap
    Settings
    .
  3. Tap
    Real Time Text
    .
  4. Tap
    RTT call button
    .
  5. Tap
    Always visible
    .
    Selected when a dot is present.
  6. Tap the
    Back icon
     Back icon to return to the previous screen.
  7. Tap the
    Use external TTY Keyboard switch
     to turn on On switch icon.
  8. Tap
    TTY mode
    .
  9. Select one of the following:
    • TTY Full
      : Enables all TTY settings
    • TTY HCO
      : Enables HCO (Hearing Carry Over)
    • TTY VCO
      : Enables VCO (Voice Carry Over)