I have an archer c60. I purchased it as I have quite a large house and I have a dead spot on my Terraza, I have followed the instructions to set the C60 up as a wireless router. But after set up when

I purchased an Archer C60 as a router to give me better coverage in my house . I went through the setting up and in the end it said succesful enjoy the internet . But when I unplug the ethernet cable