AirPort Base Station Firmware Update 7.7.8 Information
System Requirements: AirPort Extreme, AirPort Time Capsule, and AirPort Express base stations with 802.11n.
Firmware update 7.7.8 is recommended for all AirPort Extreme and AirPort Time Capsule base stations with 802.11ac. This update addresses an issue that may prevent AirPort base stations from appearing in AirPort Utility when Back to My Mac is enabled.
For detailed information about the security content of this update, please visit: http://support.apple.com/kb/HT201222
For detailed information on AirPort base station firmware updates, including instructions how to install the update, please visit: http://support.apple.com/kb/HT201519
For more information on using AirPort products, go to the Product Support Page at: http://www.apple.com/support/airport/