Following is a list of instructions to activate closed captions based on carrier.

• Apple TV -- https://support.apple.com/en-us/HT202772
• Comcast/Xfinity -- http://customer.xfinity.com/help-and-support/cable-tv/enable-closed-captioning/
• DISH Network --https://www.mydish.com/support/getting-started-with-dish
• DIRECTTV -- https://support.directv.com/app/answers/detail/a_id/2510/~/directv-closed-captioning%3A-how-to-turn-on-subtitles
• Verizon-- https://www.verizon.com/support/consumer/tv/fiostv/closed-captioning