I can access some HD on demand movies. That's the positive side of the story. Unfortunately I am getting a pixelated mess while streaming Sky cinema HD movies. If I stream standard definition movies I get no issues.
I have located your account and I'm unable to connect to the box so I would like to arrange for someone to take a look at this for you so if you click on the purple envelope at the top right of the screen you will see another message waiting for you with further information.