improve the reliability of 3rd party USB input devices resolve issues with recurring events in iCal when connected to an Exchange server address a color issue in iMovie with HD content improve sleep and wake reliability when using Bonjour wake on demand improve performance of Logic Pro 9 and Main Stage 2 when running in 64-bit mode resolve an issue that prevented files from copying to Windows file servers

resolve an issue that prevented files with the # or & characters in their names from opening in Rosetta applications address an issue that causes background message colors to display incorrectly in Mail address compatibility issues with OpenGL-based applications improve the reliability and compatibility of QuickTime X The 10.6.3 Update is recommended for all users running Mac OS X Snow Leopard and includes general operating system fixes that enhance the stability, compatibility, and security of your Mac, including fixes that: The update offers several hundred fixes implemented since the release of Mac OS X 10.6.2 last November and an interim security update issued in January. Apple today released Mac OS X 10.6.3, the third maintenance update for Snow Leopard, via Software Update and the company's software downloads page.

Maintenance for mac os x 10.6