If you're using version 1.11 of the CBS app, the ability to sign in directly from your device is currently not supported. But it's still easy to log in with these steps:
- From your Roku device, launch the CBS All Access Channel. You'll be directed to sign in
- Select "Sign In".
- You'll be prompted to log in, then enter the activation code.
- Your screen will refresh, and you can begin watching shows!