Problems with Wi-Fi Communication
If you have trouble using Wi-Fi communication
Make sure the computer or network you are trying to connect to is running and has
a wireless access point.
Make sure you have properly configured the software according to the instructions
that came with your base station or access point.
Problem, Meet Solution
Make sure your MacBook Pro is within range of the other computer or the network’s
access point. Nearby electronic devices or metal structures can interfere with wireless
communication and reduce this range. Repositioning or rotating the computer might
Check the Wi-Fi (Z) status icon in the menu bar. Up to four bars appear, indicating
signal strength. If you don’t see the bars, try changing your location.
Get help online by choosing Help > Help Center, and then searching for “wi-fi.”
Also see the instructions that came with the wireless device for more information.