Apple Releases OS X 10.8.5, fixes for 802.11ac Performance and Mail Messages

Apple released OS X 10.8.5 (Mountain Lion) on Thursday, an update that addresses four issues. The two issues that probably effect the most people will an file transfer issue in 802.11ac Wi-Fi and an issue with Mail not displaying messages.

Mountain Lion

Mountain Lion

Apple's patch notes:

The 10.8.5 update is recommended for all OS X Mountain Lion users and improves the stability, compatibility, and security of your Mac. This update:

  • Fixes an issue that may prevent Mail from displaying messages
  • Improves AFP file transfer performance over 802.11ac Wi-Fi
  • Resolves an issue that may prevent a screen saver from starting automatically
  • Improves Xsan reliability

A more detailed set of patch notes also adds the following bullet points:

  • Improves reliability when transferring large files over Ethernet
  • Improves performance when authenticating to an Open Directory server
  • Addresses an issue that prevented a smart card from unlocking preference panes in System Preferences
  • Contains the improvements included in MacBook Air (Mid 2013) Software Update 1.0

Apple has released the update through the Mac App Store (under Updates), or you can download a standalone updater (272.73MB) or the Combo Updater (831.13MB) that includes all Mountain Lion updates.