Using USB 3 Devices With Mac Computers

Apple Support has posted a FAQ on using USB 3 devices on Mac computers, addressing:

  • What is USB 3 (“SuperSpeed USB”)?
  • What transfer rates are offered with USB 3?
  • Does USB 3 offer more power than USB 2 (“Hi-Speed USB”)?
  • Some USB computer ports have a blue insert.
  • Why don’t I see blue inserts on my Mac’s USB ports?
  • What USB 3 devices are supported?
  • Are USB 3 hubs supported?
  • How do I get the best performance from the USB 3 ports?
  • What happens if I plug in a USB 2 device into the USB 3 port first?
  • Is USB 3 supported in Windows 7 and 8 using Boot Camp?
  • Are there differences between USB 3 cables and other USB cables?
  • Can a USB 2 cable be used to connect a USB 3 device to my computer?
  • How can I determine if my device is connected as a USB 3 device?
  • I use virtualization software to run Windows on my Mac.
  • My USB 3 devices seem to only work at USB 2 speed.
  • USB 3 devices are not activating or not appearing on the USB 3 bus.
  • I sometimes have difficulty with Wi-Fi or Bluetooth devices when USB 3 devices are attached to my computer.

And more.

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