Thanks for reaching out. We are already looking into an issue with the XH mobile app & working on a fix. I've pulled up your account & shared with engineering to confirm that what you are experiencing is related & to troubleshoot. I will reach out when I have more information.
Comcast support is telling people to wipe their phone and then reinstall the home app. Alternatively, Comcast support is telling people to call Apple. What is going on?