Mac Pro EFI Firmware Update For Mac Publisher's description
from Apple Inc
This update is recommended for all Mac Pro (Mid 2010) models and addresses the following issue
This update is recommended for all Mac Pro (Mid 2010) models and addresses the following issues:
* Resolves an issue that prevented the firmware password prompt from being displayed
* Resolves an issue that prevented the Boot Picker from being presented if Ethernet is connected to a network without DHCP
To complete the firmware update, wait for your Mac Pro to finish installing and shutdown. Hold down the power button until the power indicator light flashes, or you hear a long tone, then release the power button. A gray screen with an Apple logo and progress bar will appear while the update is taking place. When the update is complete your Mac Pro will startup normally.
System Requirements:Mac OS X 10.6.4 or later.
Program Release Status: New Release
Program Install Support: Install and Uninstall