Automatic Software Update
Choose Software Update from the Apple () menu to automatically check for the latest Apple software.
Apple Support Downloads offers a standalone installer that you can use instead if you wish.
What's new in this update?
Addresses general compatibility with Mac OS X v10.6 Snow Leopard.
Addresses an issue from Aperture 2.1.3 that prevented the "Do not import duplicates" option in the import window to properly detect and filter out duplicate photos.
Addresses an issue that caused JPEG images to be compressed when uploading photos to MobileMe, even when the "Actual Size Images" option was selected.
Addresses an issue that could cause dust jackets to render incorrectly when switching between the softcover and hardcover options with the Stock Book theme.