This has been going on for a few months but tonight it's finally so bad I can't use the computer. The iMac thinks it is still connected. It thinks it has a valid IP and wifi signal. However there's ...

I'm posting this for a friend - we're trying to figure this out and I'm pretty stumped. Here's what we've got: * iMac 2Ghz, 2GB RAM, 10.5.8 * Firefox/Safari, Flash (with all the updates) * DSL ...

10 Wi-Fi configuration tips from Apple for better wireless connectivity, performance Your email has been sent iPhone, iPad and Mac users, increasingly dependent upon wireless connections, can take ...