How to Enable / disable TTY settings on Nokia 2705 Shade

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Enabling / disabling TTY settings - Nokia 2705 Shade
TTY Settings allow TTY devices (Text Telephone) to be enabled so that deaf and hard of hearing customers can use the telephone by utilizing a visual instead of auditory mode of communication.

1. From the main screen, press OK to choose MENU.
   
2. Select Settings & Tools.
   
3. Select Call Settings then press OK.
   
4. Select TTY Mode then press OK.
   
5. Select the desired option then press OK. TTY Full Enables all TTY settings TTY + Talk Enables TTY and Talk settings TTY+ Hear Enables TTY and Hear settings TTY Off Disables all TTY settings