The wifi will connect but everytime I have put in an address to search for... it never loads the material. Everything was fine before but now its not working...
BTW I have a Mac Pro Retina Display. NEED HELP ASAP
Power off the router. Wait few minutes.
Power on the router. Wait until all the lights are properly lit.
Shut down the computer.
Start up the computer.
Now try Wifi.
Retrieving data ...