See this thread:
https://www.googlenestcommunity.com/t5/Speakers-and-Displays/Google-Nest-Mini-s-are-disconnecting-from-network-every-couple/m-p/97626#M17838A
full factory reset is achieved by holding the middle button until the
device announces that...
Ha! That would explain why there's also very little support to be
offered. They're having to reinvent their code base and/or can't resolve
without hardware changes. Good find.
Hey Sam,Unsurprisingly, I got no response whatsoever. There clearly is
no support from Google for these products.Hope you have a great holiday
season,Andrew
