To customize the closed captions while using The CW app on your Apple TV:
- Go to Settings > General > Accessibility.
- Select Style.
- Select one of the predefined styles: Default, Large Text, or Classic.
To create your own style:
- Go to Settings > General > Accessibility.
- Select Style.
- Select Edit Styles > New Style or Create New Style. You can also select an existing style to edit.
- Change the font, size, and color of the text and the color and opacity of the background. A preview of the style appears.
- Press Menu on your remote to save the style and set it as the default.