According to http://support.apple.com/kb/HT5172#1
the first USB device you plug into the port configures it to either USB 2.0 or 3.0. I've used both ports for 2.0 devices, but I'm getting a 3.0 external hard drive in a few days. Am I seriously stuck with 2.0 now?
the first USB device you plug into the port configures it to either USB 2.0 or 3.0. I've used both ports for 2.0 devices, but I'm getting a 3.0 external hard drive in a few days. Am I seriously stuck with 2.0 now?