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USB 3.0 device doesnt work but USB 3 shows up

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Joined
Aug 24, 2012
Messages
236
Motherboard
GA-Z77X-UP5-TH
CPU
i7-3770K
Graphics
HD 4000
Mac
  1. iMac
  2. MacBook Air
  3. MacBook Pro
  4. Mac mini
Mobile Phone
  1. iOS
I just bought a usb 3 adapter for my sd card and it is not recognized. (but is on my macbook air) Its strange because i have a usb 2 device( bluetooth adapter) plugged in a usb 3 slot. The usb 3 adapter does not even work in usb 2.
 
Joined
Aug 24, 2012
Messages
236
Motherboard
GA-Z77X-UP5-TH
CPU
i7-3770K
Graphics
HD 4000
Mac
  1. iMac
  2. MacBook Air
  3. MacBook Pro
  4. Mac mini
Mobile Phone
  1. iOS
I removed the targus bluetooth adapter from the usb 3 and plugged in the 3.0 adapter and it works fin but only in the one usb 3 doesn't work on the other usb 3 not sure why
 
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