@David-TP Hi and thanks for your reply. Before trying old router and access point mode, I decided to try kind of a "brute force solution". As I mentioned in my original post, I had a working main...

I have had my Deco network up and running for about half a year without any major issues. My main Deco is X1500, and I also have two X1500 satellites and also 2 old P9 units to offer better wifi...

@HarlanPepper I have no idea. I installed Teamviewer to my laptop and allowed remote control to the Tp-Link engineer - trusting it really was a TP-Link engineer and not a criminal. Using my laptop he...

@ImARealMesh An update from me... I had contact with TP-Link engineer about a month ago. We had a remote session (about 2 hours) and he investigated my Decos.He found something, did a temporary fix...

@TP-Link_Deco Hi, thanks for your reply. Here are my answers. Both satellites have icons visible for both Wifi and PLC. Obviously, when the app doesn't have connect to the basement Deco unit, then I...

@TP-Link_Deco This problem looks very similar to mine. Please see also https://community.tp-link.com/en/home/forum/topic/225268