Whats new in version 10.9.4:
- Improves the stability, compatibility, and security of your Mac.
- Fixes an issue that prevented some Macs from automatically connecting to known Wi-Fi networks
- Improves the reliability of wake from sleep
- Includes Safari 7.0.5
Publisher review:Apple's latest operating system, OS X Mac Mavericks, offers over 200 features, including Maps and iBooks, tabs and tags in the Finder, an improved multi-monitor support and a new version of Safari.
Read books with iBooks iBooks Store. Browse books Multi -Touch filled with various interactive content. With Maps, send a route to your iPhone, and let yourself be guided by the voice navigation. See detailed guidance, traffic information and alternative routes.
With Calendar, create events in an instant with the new inspector. Add your events a journey time on foot or by car. With Safari, go to your bookmarks, Playlist and shared in the new sidebar links. Protect your privacy with the new prevention tools online tracking. ICloud stores your Trousseau passwords.
With notifications, replying to an e -mail or a message from a notification without leaving the app you're using. With tags, organize your files, whether they are on or iCloud on your Mac.
Operating system:Mac OS X 10.6.8 or later
OS X Mavericks 10.9.4 details 
