Just got through to support. They are aware of the problem. They asked
me to factory reset one of my devices, which I did and it is now
working. The others still show as offline. The support guy said they are
working to fix the problem and will email...
I am having exactly the same issue. It started with one Nest (battery)
camera showing as offline and within an hour, they were all showing as
offline on the Home App They still record and appear to be working. But
the Home and Away settings are not w...