To use closed captioning on your Smart TV, please follow these steps:

1. Enable Accessibility Settings: Open the Settings menu and browse to the Accessibility tab. Here you will find an option to enable closed captions.


2. Choose closed caption options: Select the option Caption Settings or Closed Caption Settings. Here you will have options to customize the appearance of your closed caption.


3. Choose Closed Caption Style: Select the style of closed captions including font, size, and color. This will customize how the closed captions display on your TV.