Thunderbolt Software Update Changelog
What's new in Thunderbolt Software Update 1.2.1
Jun 19, 2012- Adds support for the Apple Thunderbolt to Gigabit Ethernet Adapter.
New in Thunderbolt Software Update 1.2 (Jun 12, 2012)
- Adds support for the Apple Thunderbolt to Gigabit Ethernet Adapter.