Apple has released MacBook Pro Software Update 1.0, an update for MacBook Pro laptops operating specifically at 2.2GHz and 2.4GHz.

Apple has not defined specifically what's changed in this release -- all it says is that the update "provides important bug fixes" and is recommended for all 2.2GHz and 2.4GHz MacBook Pro models.

The software update requires Mac OS X v10.4.9 or later.