bt HOME HUB-c820(router name BT ka hay yeh router) ki confrigrtion batain n driver jo bhi hota hay

abhi yeh as a swich thek kam kar raha hay aur wireless kay signal bhi pureay arhey hain lekin browing nae ho rahi wifi say kiya karo gate way dns sab thek hay sowaftware ka problemm hay yeh ya kisi aur ka ????