For future reference to anyone that finds this. I only way I got this to work was to completely remove all Deco devices and delete the current main, guest and IOT networks. After that, I was able to...

@jzchen Yes, I logged into the Web UI. However, I did not see a way to change the SSID via the Web UI. The Web UI seems to be nothing more than a read only view of the status and a way to...

@RickNH Sorry, no I have not heard any feedback on other options. I am planning to reset the entire network this weekend just to see if I can get the SSID naming right. In terms of eero vs Deco, I am...

First, sorry for a long post but I wanted to give everyone all teh information I can upfront to limit back and forth. Background: I have searched the forum for references to this error, but the few...