To turn on subtitles/Closed Captions on Samsung Smart TVs:
- First, make sure the video you want to watch has captions available. On the video's details page, you'll see a CC icon near the movie's maturity rating.
- Begin playing the movie.
- Activate the playback controls (backwards, play/pause, forward) by pressing up or down on your remote's navigation, or by pressing play or pause.
- Navigate to the CC icon on the far right of the playback controls row until the CC icon is highlighted in orange.
- Press Select and captions will now be activated.