@RobboIta Managers can access and manage the network using the Deco app, but they cannot add or remove Deco units themselves. You will need to reach out to the owner to get the username and password...

@Alkishi If you go to either - More->Internet or - More->Advanced do you see the Band option? If not it's either not supported by your deco yet or you need to upgrade your firmware to see it. More...

@ASap While you wait for David to get back to you have you tried the steps in this post? https://community.tp-link.com/en/home/forum/topic/271538?page=1

@Kull Just an FYI I let one of the TP-link staff know about this post since I have seen issues with the X50 outdoor unit in the past they will get back to you as soon as they can

@Deco7be85 I would try to connect the 2nd deco to a different port on the switch to see if that fixes the issue. I would also try a different cable from the port your using on the switch now to the...

@INFOSIS So you should be able to use any of the decos to expand your network. Just keep this in mind. Features available in Deco may vary by model and software version. So if your deco's have an...