I got lucky and have two cats that actually listen to me. So i can't say when they stop being like they do.
It won't let me. It even blocks factory resetting. I literally mean it's a brick. I tried for three months to fix it.
I hear you one hundred percent. If it wasn't tricky our best minds wouldn't still be scratching thier heads over it.
I got the short end when i was in the office. Edge and chrome were it. And there was a white list. They even monitored when the TV was turned on.
Heads up, you didnt post the link