For further help I share the solution for this problem. I got a usb hub connected to the router with a turned off external disk. The usb light, on the router, was always blinking green (trying to...

Region : Portugal Model : Archer C2 Hardware Version : Not Clear Firmware Version : V1_141117 ISP : Hi, I got a Archer C2 with the last firmware over 1 month now and the last week it starts to show...