I have 7 deco mesh in the house, but a few of them connects to a mesh that is further away instrad of thr mesh nearer and have a high signal. Sometimes these mesh looses its connection and doesnt conn

Hello all! I have installed 2 deco M4 units. I have a 500Mbps connection. When I plug the ethernet cable that feeds my main M4 node (that comes from the router) directly to a laptop I can get 499Mbps,