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Boot Camp: Thunderbolt devices not recognized after Windows 8 upgrade

Symptoms

Thunderbolt devices are not recognized when you start up in Windows 8 after upgrading from Windows 7 to Windows 8.

Resolution

Disable the Windows 8 Fast Boot feature to allow Thunderbolt devices to be recognized.

  1. Start up in Windows.
  2. Position your mouse cursor in the upper-right or lower-right corner of your screen to activate the Charms bar.
  3. Click on the Settings icon.
  4. Click Control Panel.
  5. Choose "Hardware and Sound."
  6. Under Power Options, choose "Change what the power buttons do."
  7. Under "Shutdown settings," remove the checkmark from "Turn on fast startup." 
  8. Click on Save changes.
  9. Restart your computer. After restarting, devices connected to Thunderbolt ports should be recognized.

 

Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information.
Last Modified: Sep 11, 2014
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  • Last Modified: Sep 11, 2014
  • Article: TS4531
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