SOLUTION: I upgraded to the Nest Cam (outdoor or indoor, battery) and
the problem went away. So I think you unfortunately need to throw away
your buggy and awful Nest Cam wired and get the more expensive model.
I have night vision activated 24/7, in a baby nursery that constantly
goes from lit to completely dark while my infant son naps. I have night
vision always on because I want to avoid the noise that comes from night
vision turning on and off. Plus, I ...
Google Nest support’s resolution for me was to perform a factory reset,
and if that doesn’t work, they will send me a replacement (refurbished)
camera. You need to be under warranty though.