MacBook Pro EFI Firmware Update v1.5.1

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.

For further information on this Update, please visit this website:

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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 BootROM installed on your computer using System Profiler.

For further information on this Update, please visit this website: http://docs.info.apple.com/article.html?artnum=303364