Delete YouTube app?

See how here:

https://www.xfinity.com/support/articles/x1-parental-controls-service-locks

You cannot add/remove apps on X1 devices. You can use parental controls to disable or put a PIN on features, including some apps.

Thank you! I have the pin protection that those little stinkers figured out. Do you happen to know how to disable the YouTube app?

For more security, you should lock out some of the XFINITY services on X1. You can view account info and, if you have Comcast XFi gateway, your WiFi passwords! Even without kids, it can offer a layer of protection against, friends, family, nannies, babysitters, and cats...