Even setting up a vlan doesn’t work half the time because the mobile apps don’t talk directly with the appliance but phone home to a cloud service. A cloud service that will eventually go offline and leave the appliances orphaned. That’s how GE’s thermostats work.

What does the dismiss button do? Or the back button.

Just based on the messages (that could be miss leading) sounds like some features will not work.

Would be interested to know of you can connect, enable, then block it’s access to the internet. That’s what I did with Wyze cams.