Mac OS X 10.9.4 was an update to Mac OS X 10.9 released on June 30, 2014. It had the following features:
- Fixes an issue that prevented some Macs from automatically connecting to known Wi-Fi networks
- Fixes issue causing the background or Apple logo to appear incorrectly on startup
- Improves the reliability of waking from sleep
- Includes Safari 7.0.5
For detailed information about the security content of this update, see Apple security updates.
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