This update for all 802.11n AirPort Express, 802.11n AirPort Extreme and Time Capsule models provides fixes for the following:
- An issue with performance on overlapping wireless networks
- An issue with AirPlay audio streaming
- An issue with configuring multiple entries for DNS servers
For detailed information on Firmware Updates 7.6, including how to install the update, please visit:
All about Time Capsule, AirPort Extreme, and AirPort Express base station firmware updates
It is recommended that AirPort Utility 5.5.3 or later be installed before updating to Firmware version 7.6.
For information on the security content of this update, please visit: http://support.apple.com/kb/HT1222
Article Link: Apple Releases AirPort Base Station and Time Capsule Firmware Update 7.6