@David-TP https://www.tp-link.com/us/deco-mesh-wifi/ was where this information came from, and still is. This only adds to my frustration as this page informed me there was theoretically no limit to...

@David-TP Thank you for your response. The topology diagram you created is correct. In addition, I have tried connecting the indoor Ethernet connection to the Main Deco, a satellite Deco and the...

@David-TP Any ideas please?

@David-TP So I tried the above Connection Preference. All seemed to work well for around 4 hours, then the X50-Outdoor started reporting offline again, taking the connection to the internet with it....

@David-TP Thank you for the link to Connection Preference page. I have not tried this in respect of binding the Outdoor Deco to a specific indoor Deco. I am currently trying this to see if it works...

Several months ago, I fitted an X50-Outdoor Deco to my wifi system (3 x X55 and 3 x M5). Due to the Weak signal (not surprising as my house is highly insulated with foiled plasterboard and cavity...