@Malchambar Hello Martin, I agree that there may have another DHCP server existed which causes the current issue. When the devices get IP or gateway from the Deco M5, instead of the main router,...

@phillip_mcmahon @DLMax Sorry to respond late, we have been working on it in the past few months, and we did so many tests on our side but failed to re-produce the same issue you met. We assume that...

@Bruce06 Thanks for your reply. First, if you still want to use the current main router and connect Deco to the RJ45 at each floor, you can configure them as the access point and build up a mesh wifi...

@Badgermac You are welcome, just take your time to do the test. Any updates, please let us know. Wish you good luck. Nice day.

@47Cosmos Surely do. Thanks for your cooperation and support. Best regards.

@Natehun @sam37 Okay, have noted that. Good day.