Mac OS X 10.5.6 Released

Apple today released the next major update to OS X Leopard in the form of Mac OS X 10.5.6 and is now available via Software Update, or the Apple downloads page. It is a 377MB download, recommended for all users running Mac OS X Leopard.

Some of the notable changes and updates included in the release are:

  • Contacts, calendars, and bookmarks on a Mac automatically sync within a minute of the change being made on the computer, another device, or the web at This should go a long way towards making MobileMe more usable.
  • Improves reliability of Address Book & Airport.
  • Adds a Trackpad System Preference pane for portable Macs.
  • Improves Time Machine reliability with Time Capsule, and problems with locating backup volumes
  • Includes fixes for possible graphics distortion issues with certain ATI graphics cards, and improvements for several graphics intensive apps (iChat, Cover Flow, Aperture, and iTunes).
  • Several improvements to Mail to improve performance, junk filtering and handling of PDF attachments
  • Networking enhancements for AT&T 3G cards and TCP connections
  • Improved printing for users of Adobe CS3

As ever with updating to the latest software version, Apple recommends that you:

  • Back up your computer prior to installing any updates.
  • Quit any open applications before starting the installation.
  • Do not interrupt the installation process.

They also note that you should take care with any third-party system software modifications installed, or if you have moved Apple applications from their default locations (the /Applications or /Applications/Utilities folders).

For full details and download instructions, see the official release page.

Do let us know how the update process goes!

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