@hakort This is the latest firmware for M9 and M5: With the following release notes:

@OlegY You should be able to. I have two Decos in AP mode connected to switch that way: Main and one of my Satellite Decos. I am sure three can run that way, too.

@realjax Yes, please. I had Belkin router with documentation that advertised a lot its "self healing" feature. In fact, it were nothing more than scheduled reboot you can set once a night at specific...

@keratalay While waiting for source signal selection to be implemented, you could try a workaround. According to TP Link Support, what they are saying on multiple threads in this forum related to...

@W2020 I would suggest the following troubleshooting steps. 1. Turn off all Decos but Main, to focus on Main Deco at first. 2. Configure Deco to run in AP mode. That would eliminate unlikely but...

Should work, it is exactly what I have: Deco mesh in AP mode, four 1Gbit ports Hitron CODA cable modem/router, Main Deco connected to one router port and satellite Deco to another. Works just fine.