@Kevin_Z Yes, im using the latest firmware since it was released. https://i.ibb.co/FhX5KYy/firmware.png Here are my speed results (with link speeds) after factory reset (i made a normal factory...

@Kevin_Z sorry for the late response. Currently, these are my router settings: https://i.ibb.co/R9Kq5pH/settings5g.png https://i.ibb.co/YThNszX/settings2g.png Im using the latest available firmware....

Hello, few months ago i bought Archer C6U 1200 MU-MIMO and i was using a broadband speed of 100 Mbit. Everything was fine. Today i move up to 1Gbit broadband and i have the "half speed" issue over...