Download Apple OS X 10.9.3

Apple has released an update for OS X 10.9, better known as Mavericks. In version 10.9, which has been offered as a free update for the first time, the Finder has been given tabs, among other things. In addition, power consumption has been reduced and memory usage improved, the iBook Store is now part of OS X and there is iCloud Keychain. Version 10.9.3 makes it possible, among other things, to synchronize the calendar and contacts with an iOS device via a USB cable and also contains stability improvements in home networks, VPN connections and connections to SMB servers. The complete release notes can be found below.

About the update

The OS X Mavericks v10.9.3 Update is recommended for all OS X Mavericks users. It improves the stability, compatibility, and security of your Mac. this update:

• Improves 4K display support on Mac Pro (Late 2013) and MacBook Pro with 15-inch Retina Display (Late 2013)
• Adds the ability to sync contacts and calendars between a Mac and iOS device using a USB connection
• Improves the reliability of VPN connections using IPsec
• Resolves an issue that prevented Font Book from installing PostScript Type 1 fonts
• Improves reliability of copying, editing and inspecting permissions of files on an SMB file server
• Improves reliability of network home directories
• Improves stability when installing configuration profiles
• Improves login speed for users in Active Directory groups
• Includes Safari 7.0.3

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