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Samsung Galaxy S10 - Manage TTY Settings

2026-10-22 20:07:21.442

Samsung Galaxy S10 - Manage TTY Settings

Here's how to change the TTY settings on your Galaxy S10e / Galaxy S10 / Galaxy S10+.
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
    .
  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
    .
  6. Tap the
    Back icon Back icon
    (upper-left).
  7. Tap
    Use external TTY Keyboard
     to turn on Switch on 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)