When this error occurs, you will see the following message on your screen:
"Sorry, this isn’t working. Switching to Ultra High Definition (UHD) resolution requires High-bandwidth Digital Content Protection (HDCP), a protocol that protects against piracy. Please check that your TV Box is plugged in to an HDCP 2.2 compatible port. Since configurations vary, check your TV or receiver’s owner manual to confirm."
"Sorry, this isn’t working. Switching to Ultra High Definition (UHD) resolution requires High-bandwidth Digital Content Protection (HDCP), a protocol that protects against piracy. Please check that your TV Box is plugged in to an HDCP 2.2 compatible port. Since configurations vary, check your TV or receiver’s owner manual to confirm."
Next steps
Check your user manual and connect to the HDCP 2.2-compatible HDMI port using an HDCP 2.2-compatible HDMI cord. See our requirements for viewing 4K UHD/HDR content on X1. If you continue to experience issues, please contact us using the method that is most convenient for you:- Chat with us online.
- Call us to speak with a Comcast representative.
Additional information
Visit our Online Support Center to find common solutions.

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