This update addresses an issue with MacBook Pro (mid 2012) and some Thunderbolt cables that may prevent bus-powered Thunderbolt devices from functioning properly.
- This update provides stability fixes for Thunderbolt and Target Disk Mode.
- 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. Note: Your computer must be plugged into AC power for the update to install.
- OS X Lion 10.8.3 and later
- Norsk Bokmål
- Português Brasileiro
Alternative drivers to Apple Thunderbolt Firmware Update 1.2: