Uninstall wireless device if you have one, then reinstall, and could try reloading windows this worked for me! Dont forget the firewall Cheers Gubba
Reminds me of when I was doing research to fix issues as a computer tech "My computer has changed its mouse pointer from white to black, how do I fix this?" "REFORMAT"....lol...good times.. Anyway..simpy enable your Ethernet Device, that should work for now.