@Rubss Hi, thank you very much for the feedback. Have you tried the suggestions shared here: https://community.tp-link.com/en/home/forum/topic/850842 Best regards.

@T-e-x Hi, can I have a screenshot of the Deco App>More page? Apart from Deco X10, do you have any other Deco models in the Mesh network? Based on the firmware platforms, Deco X10_1.3.0 should...

@Riccid Hi, have you tested the following FAQ: How to replace the main Deco with another Deco-- Case one After replacing the main Deco, you also need to connect the Deco X50-outdoor via an Ethernet...

@Stalha Hi, after confirming Deco X50 as the main Deco, did you also disconnect the original main Deco S4, then physically connect the Deco X50 via an Ethernet cable to the ISP modem? Best regards.

@PeterPeck Hi, it would be better if you could contact our local technical support directly: https://www.tp-link.com/nordic/support/contact-technical-support/#Hotline-Support Best regards.

@jemahool Hi, thank you very much for the feedback. I think you can hardware reset set B(hold the reset pinhole for 1s only) and add it to the set A Mesh network, then set B will have the same SSID&...