It had the following features:
- 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.
- 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
About the OS X v10.8.5 Supplemental Update
The OS X v10.8.5 Supplemental Update is recommended for all users running OS X Mountain Lion v10.8.5. This update:
- Resolves an issue that may prevent certain applications from using the FaceTime HD camera on MacBook Air (mid-2013) systems
- Fixes an issue that may cause external drives to be ejected after the computer goes to sleep
- Addresses an issue that may prevent HDMI audio from working after waking from sleep
- Fixes an issue that may prevent certain USB Bluetooth adapters from working
- Download OS X Mountain Lion Update v10.8.5 (Combo) at Apple Support (2013-10-03)