@tarkand Home grade routers like Archer A6 don't support dual WAN connection. If you want to use such feature, you have to consider business grade router like one of these.

@Felix_Home Cat5E will suffice - just make sure the cable is well (factory) made and is of a good quality. You should have such cable in the AX72 kit. Which is the FW release of your Deco M4 after...

@Felix_Home Test with another ethernet cable between the AX72 and Deco M4 where your bottleneck is. They should auto-negotiate at 1000 mbps (Troubleshooting details).

@PJSc For 15-20 meters distance, I would run an ethernet cable to the garden office and connect the Deco X50 5G unit to the house mesh. The other way you could approach this is to use a Deco...

@EralpN This could happen if you've not set your RE550 DHCP server to off or a bad cable between the router and the RE550. I would set RE550 with a static IP address 192.168.X.254 (X according to the...

@LearnerDriver Make sure that you've set your RE for maximum Wi-Fi coverage: Apart from that the only way to extend your RE wireless coverage is to place it for optimal reception and preformance -...