Turning on captions/subtitles on Android devices
While watching a show:
To turn captions ON:
Select the Closed Captions icon in the upper left-hand corner
Select the language you prefer
To turn them OFF:
Select the Closed Captions icon again
Select "Nope"
From the Home Screen:
Turn captions ON:
Select the "Settings" menu by clicking on the three dots in the right-hand corner
Select the box for "Global Closed Captioning"