I haven't made a single change to my wireless network over the last few months. However, lately, my macbook pro will NOT connect to either of the 2 SSIDs that I have broadcasting. Both wireless networks are using WPA2 PSK.
The one that it will connect to is using WPA2 PSK as well. I have like 8 devices in my home that are connecting to this wireless network, and I can re-connect all of them just fine. Even disconnecting some and trying to connect the laptop will not work.
Is there any way to do like a hard reset or something with the wireless profile? This is very annoying. No changes have been made on the WLAN, so I see no reason why I'm having issues.
The only thing that I've done on my Macbook Pro lately was delete my old KeyChain profile, but since I'm "forgetting" the wireless network and re-adding it, I don't see why this would have any effect.
I've tried changing the wireless network password to "Password1", bringing the encryption down to WPA instead of WPA2.. Still nothing.
Best Answer
I know you probably already tried this but in an effort to point to the problem being with your Macbook Pro can you connect to a network that is not yours? (e.g. a friends or someone else's?)
Also, you've probably done this too but sometimes just a reboot may help.