SMC Firmware Update 1.3 Adjusts MacBook Pro Fans

Apple released MacBook Pro SMC Firmware Update 1.3 on Thursday. According to Apple's release notes, the update "adjusts the fan behavior in MacBook Pro systems (15-inch and 17-inch) when running under high workload conditions."

Like other firmware updaters, MacBook Pro SMC Firmware Updater 1.3 installs as an application in /Applications/Utilities. The application must be launched before the update process will complete.

The update requires Mac OS X 10.4.11 or 10.5.7. It is free and available via Apple's Software Update application, or as a downloadable installer from the Apple Support Web site.