Apple Releases Mac OS X 10.5.7 - Security, iCal, Mail, Printing Improvements

Apple updated Mac OS X Leopard to version 10.5.7 Tuesday, a release that includes several general improvements, security fixes, and improvements to iCal, Mail, and printing.

Apple is offering a "Delta" that lets you update from Mac OS X 10.5.6 to 10.5.7, and is a 442MB download. The company also has a combo update that lets you update from Mac OS X 10.5, 10.5.1, 10.5.2, 10.5.3, 10.5.4, 10.5.5, or 10.5.6 to 10.5.7. The Combo download is 729MB.

The release notes from Apple's support page for the update (links provided by Apple):


  • Includes latest security fixes.
  • Includes additional RAW image support for several third-party cameras.
  • Improves performance of video playback and cursor movements for recent Macs with NVIDIA graphics.
  • Resolves an issue with Dvorak keyboard layout in Mac OS X 10.5.6.
  • Improves the reliability and accuracy of Unit Converter, Stocks, Weather and Movies Dashboard widgets.
  • Addresses a situation that may cause issues when logging into Gmail.
  • Improves reliability when syncing contacts with Yahoo!.
  • Expansion Slot Utility for Mac Pro now reports the correct PCIe slot configuration.
  • Improves network performance when connected to certain Ethernet switches that have Flow Control enabled.
  • Improves stability for network home directories hosted by Mac OS X Server v10.4.
  • Improves Finder search results for network volumes that may not support Spotlight searching, such as Mac OS X Server v10.4, Time Capsule, and third-party AFP servers.
  • Includes several improvements to Directory Service and Client Management, which are described in the About Mac OS X Server 10.5.7 Update article. [Editor's note: That link was not working as of this writing. - Editor]


  • Improves overall reliability with CalDav.
  • Improves reliability when automatically syncing with MobileMe.


  • Addresses reliability and sync issues with Notes.
  • Addresses an issue that may cause the BCC field to populate incorrectly when redirecting a message from the Sent mailbox.

Parental Controls

  • Improves consistency with Parental Controls and application restrictions.
  • Addresses an issue in which time limits may not work properly with full-screen games and Fast User Switching.


  • Resolves an issue that may cause certain third-party printers to print to the incorrect paper tray.
  • Non-admin user accounts can now be allowed to add and remove printers by enabling Parental Controls and selecting "Can administer printers".
  • Includes other printing reliability and stability improvements.