Click on the "Subtitle icon" that you can find in the bottom right corner of the player (through the closed caption tools) , and choose your preferred language. The appearance of the icon may vary depending on the device.
If you cannot find the subtitle icon, we recommend switching to fullscreen mode, after which you should be able to see the subtitle icon in the bottom right corner.
When playing a film using the Cineasterna app on Apple TV, swipe down on the remote's Touch surface while watching the video. Select your desired subtitles.
When playing on Chromecast, you need to activate subtitles by tapping on the "Subtitles" option in the Cineasterna Chromecast app. Then select your preferred language.