After launching the CBS app, select "Already a subscriber? Sign up." Next:
- You'll be presented with an activation code.
- Visit cbs.com/appletv on your computer or mobile device, enter your activation code, and select "Submit".
- You'll be taken to the Sign In screen, and under "I have a CBS Account", you'll see social media icons. Choose the icon that corresponds to the social media account you used to sign up for CBS All Access.
- After signing in, you'll see a confirmation screen, your Apple TV screen will refresh, and you can start watching CBS All Access!