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Following a lengthy developer beta period, Apple has released OS X 10.8.4 for all Mac users. The update is available via the Mac App Store Software Update function:

The OS X Mountain Lion v10.8.4 Update is recommended for all OS X Mountain Lion users and includes features and fixes that improve the stability, compatibility, and security of your Mac, including the following:

  • Compatibility improvements when connecting to certain enterprise Wi-Fi networks
  • Microsoft Exchange compatibility improvements in Calendar
  • A fix for an issue that prevented FaceTime calls to non-U.S. phone numbers
  • A fix for an issue that may prevent scheduled sleep after using Boot Camp
  • Improves VoiceOver compatibility with text in PDF documents
  • Includes Safari 6.0.5, which improves stability for some websites with chat features and games
  • A fix for an issue that may cause iMessages to display out of order in Messages

Complete release notes below:

The OS X Mountain Lion v10.8.4 Update is recommended for all OS X Mountain Lion users and includes features and fixes that improve the stability, compatibility, and security of your Mac, including the following:

  • Compatibility improvements when connecting to certain enterprise Wi-Fi networks
  • Microsoft Exchange compatibility improvements in Calendar
  • A fix for an issue that prevented FaceTime calls to non-U.S. phone numbers
  • A fix for an issue that may prevent scheduled sleep after using Boot Camp
  • Improves VoiceOver compatibility with text in PDF documents
  • Includes Safari 6.0.5, which improves stability for some websites with chat features and games
  • A fix for an issue that may cause iMessages to display out of order in Messages
  • Resolves an issue in which Calendars Birthdays may appear incorrectly in certain time zones
  • A fix for an issue that may prevent the desktop background picture from being preserved after restart
  • A fix for an issue that may prevent documents from being saved to a server using SMB
  • Addresses an issue that may prevent certain files from opening after copied to a volume named “Home”
  • A fix for an issue that may prevent changes to files made over NFS from displaying
  • Resolves an issue saving files to an Xsan volume from certain applications
  • Improves Active Directory log-in performance, especially for cached accounts or when using a .local domain
  • Improves OpenDirectory data replication
  • Improves 802.1X compatibility with ActiveDirectory networks
  • Improves compatibility when using mobile accounts

The new update apparently also swaps the WiFi Diagnostics tool for an updated app called Wireless Diagnostics.

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Both OS X Mountain Lion Update v10.8.4 and OS X Mountain Lion Update v10.8.4 (Combo) are available now for direct download as well. OS X Snow Leopard and OS X Security Updates have also been issued.

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