Thunderbolt Firmware Update
http://support.apple.com/kb/DL1407
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.
--
http://support.apple.com/kb/DL1407
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.
--
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