@Alexandre. Thanks so much. Yes I think I will try switching the layout of my existing setup first. I know thee official advice is to connect M9 Plus ahead of the P9, but doing this seems to mean the...

I have an M9 Plus as my main deco, with 2 other M9 Plus units and 3 P9 units throughout the house. I still get fair-to-weak connections between decos, so considering grabbing a Black Friday deal and...