- "This device needs to be initialized before we can continue.
Please call 1-800-XFINITY and we'll take care of this for you.
Account No: [XXXXXXXXXXXXXXXX]
Account Phone Number: [XXX-XXX-XXXX]
Device Serial No: [XXXXXXXXXXXXXXXX]
Cable card No: [XXXXXXXXXXXX]
Cable modem MAC: [XXXXXXXXXXXX]
XRE-00263"
Next steps
To resolve this issue, you may need to restart your TV Box. For more information, please see Restart your X1 TV Box.
If you continue to experience issues, please contact us using the method that is most convenient for you.
Additional information
Visit our Online Support Center to find common solutions.

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