Amid its slew of updates, Apple also released its SuperDrive 3.0 firmware update. The update, an 18.4 megabyte download, helps eliminate the noise made by the optical disk drive during system startup and wake from sleep on your Mac. The update applies to some MacBooks, the iMac and the Mac Mini and requires Mac OS X 10.5.7 to install and run.

The SuperDrive 3.0 update can be located and installed via Mac OS X’s Software Update feature and requires Mac OS X 10.5.7 or later to install and run.