@Limfox These are common log lines I also see in my correctly working Deco mesh. You can ignore them. Packet loss is unusual. I would suggest to check CPU and memory utilization on Main Deco. You can...

@dgiebel I would suggest to check if your most remote Satellite M4 are too far from Deco they connect to, and lose connection to the rest of Deco mesh occasionally. Perhaps, when that happens, this...

@Luxie See my replies below in different color and font. I am looking to have the main unit connected by ethernet about 5m from our bt router. To that connect our tv and bt tv box by ethernet cables....

@Huw53 This is not Deco mesh configuration setting. You'll need to change that on every device at your household, such as iPhone, iPad. Also, on Android devices. When you bring new device to your...

@David-TP I noticed the same thing with my Deco mesh. My Satellite M9 Plus reports "Fair" signal, and it is not far away from Main Deco. I run Deco app on Android. Here is my story, with pictures. My...

@Jesus88 Can you share network diagram or just describe how they all wired? There must be switch, possibly more than one. I may have an idea of what is wrong, as there were two similar cases I know...