When you launch Feeln on Android, tap the THREE HORIZONTAL LINES in the upper left-hand corner.
Then tap the SETTINGS option in the menu that appears.
Then tap the CLOSED CAPTIONS option within the Settings menu.
Then you can turn CC support ON and OFF by tapping the ON/OFF button.
From here this screen you can also edit the size and style of the closed captions.
Tap the back button on your phone a couple times to go back to the Feeln home screen and watch films with Closed Captioning.