December 7, 2022
MacBook Pro EFI Firmware Update 1.5.1

MacBook Pro EFI Firmware Update 1.5.1

Posted April 21, 2008 at 6:03pm by iClarified · 5877 views
Apple has released the MacBook Pro EFI Firmware Update 1.5.1 for download or software update. This update fixes several issues to improve the stability of MacBook Pro computers.

After the firmware is successfully applied to your Mac, your Boot ROM Version will be:

MBP21.00A5.B08 or MBP31.0070.B07

You can confirm the version of the Boot ROM installed on your computer using System Profiler.

To complete the firmware update process, please follow the instructions in the updater application (/Applications/Utilities/MacBook Pro EFI Firmware Update.app). The updater will launch automatically when the Installer closes.

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MacBook Pro EFI Firmware Update 1.5.1
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