I'm sure that if you have Google One service then you could use instant
expert chat function. I have no clue how to contact them in other way. I
guess they will have some generic support@ inbox that you could try.
Welcome to 2022! As it seems, we still have no answer from Google on
what are the next steps for people stuck with 3+ Nest Protect devices
that are no longer in compliance with the new regulations. Hard to say,
but I have never been let down by Googl...