@jakke91 Hi, check whether the Virtual MAC address / Private Address feature is enabled on the controlled device,if so,please disable them disable IPv6 and VPN on the controlled device you could...

@Tchouwi Hi, Your switch is an unmanageable model, there is no software speed limit problem, you can remove the switch and let the PC directly wired to connect to the wall port to see if the speed is...

@kyanos Hi, whether the adapter works properly on a different computer with a different motherboard, there could be a possibility that the motherboard of your current computer is not compatible with...

@Tchouwi Hi, Whether there is other routers in the network, both the router and the Ethernet cable may affect the speed How much bandwidth is provided by the ISP

@akinomeroglu Hi, whether the Ethernet connection can get IP normally ,can other devices connect to WiFi get a IP you can try to restart the printer and Deco and check the result

@Pepitogrillo Hi, Theoretically feasible, but deco needs to be set to Access point（AP） mode, otherwise there will be problems that block communication due to NAT