About the OS X Mavericks v10.9.5 Update

Learn about the OS X Mavericks v10.9.5 Update

This article has been archived and is no longer updated by Apple.

The OS X Mavericks v10.9.5 Update is recommended for all OS X Mavericks users.

Updating your system

  1. You should back up your system before installation. To do this you can use Time Machine.
  2. Do not interrupt the installation process once you have started to update your system.
  3. You may experience unexpected results if you have third-party system software modifications installed, or if you've modified the operating system through other means.
  4. Use Software Update to check for the latest Apple software using the Mac App Store, including this update.
  5. Other software updates available for your computer may appear, which you should install. Note that an update's size may vary from computer to computer when installed using Software Update. Also, some updates must be installed prior to others.

You can also download the manual update installer. This is a useful option when you need to update multiple computers, but only want to download the update once. Standalone installers are available from Apple Support Downloads.

About the update
The OS X Mavericks v10.9.5 Update is recommended for all OS X Mavericks users. It improves the stability, compatibility, and security of your Mac. This update:

  • Improves the reliability of VPN connections that use USB smart cards for authentication
  • Improves the reliability of accessing files located on an SMB server
  • Includes Safari 7.0.6

Enterprise content

For enterprise customers, this update:

  • Fixes an issue with group membership in large network groups, that also might prevent administrators from performing some administrative tasks successfully.
  • Allows for faster authentication when roaming on 802.1x networks which use EAP-TLS.

Security Content

For detailed information about the security content of this update, see Apple security updates.

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