Thunderbolt Display Firmware Update Changelog
What's new in Thunderbolt Display Firmware Update 1.2
Nov 14, 2014- Improves reliability when connecting devices to the Apple Thunderbolt Display, and addresses a rare issue that may cause the display to go black.
New in Thunderbolt Display Firmware Update 1.1 (Dec 13, 2011)
- Addresses a fan noise issue affecting a small number of Apple Thunderbolt Displays and improves stability.