Firmware Update Addresses Freezes on Mid-2010 15-Inch and 17-Inch MacBook Pros

Thursday August 26, 2010 2:20 PM PDT by Eric Slivka

Apple today released MacBook Pro EFI Firmware Update 1.9, addressing an issue with system freezes and stalls on the company's latest 15-inch and 17-inch MacBook Pro models.

This update is recommended for all 15-inch and 17-inch MacBook Pro mid 2010 models. The update resolves a rare issue that may cause the system to freeze during startup or intermittently stall during operation, and it improves compatibility with external displays.

The update weighs in at 2.16 MB and requires Mac OS X 10.6.4.