Apple has issued a Thunderbolt Firmware Update for devices that feature the new high speed port.
About Thunderbolt Firmware Update
This update provides Thunderbolt performance and stability fixes.
When your computer restarts a gray screen will appear with a status bar to indicate the progress of the update.
Do not disturb or shut off the power on your computer during this update.
You can install the new firmware by selecting Software Update from the Apple menu at the top left of your screen.
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About Thunderbolt Firmware Update
This update provides Thunderbolt performance and stability fixes.
When your computer restarts a gray screen will appear with a status bar to indicate the progress of the update.
Do not disturb or shut off the power on your computer during this update.
You can install the new firmware by selecting Software Update from the Apple menu at the top left of your screen.
Read More