Hey, I've had the same problem for a few months. I have googe nest wifi
and I noticed ip6 (which these days probably should be on) was turned
on. I turned it off, reset the camera and it worked. Just to check it
wasn't just a fluke, I reset the doorb...
Ye mines a few months now. It tries to show and you can see almost
colour coming from the street lamp but then NOPE, video not available;
however if I left it on it WILL record any person coming to the
door路♂️ so it is recording live video which is...
Seems to be the battery cameras and battery doorbells that seem to have
this "video unavailable". Worked fine this suddenly stopped working. I'd
expect it's a firmware version that's messed things up - who knows when
they'll fix it路♂️
Have same issue with Google Nest Doorbell (battery), "live video
unavailable". Although the camera is actually working and in the Google
Home app it will show you the video recording of whomever calls to the
door, it no longer allows you to view live...