Get a tester and check the batteries, either they didn't like the fall or, most likely, something is broken in the handset like a contact for the batteries.
Discovery has become like the US-insurance companies. They'll find every reason not to pay for something. Maybe other healthcare insurers here too are doing the same i don't know. But i'm finding them getting stricter and stricter the last few years.
Head coverings are fine, but when you cover a face you unfortunately leave it open to abuse and/or possible criminal activity. Its also harder for CCTV/monitoring etc to identify faces and ensure our safety when its like that .But I imagine a head covering is still fine? It is integral to many...
If they want to show me ads, they can setup an ad streaming channel that targets ads to me based on metadata etc but I can choose when to watch it. Like some of the old cable channels used to have home shopping channels. I do NOT want it popping up adhoc all over the place.