Lenovo thinkpad thunderbolt 3 gen 2 firmware July 8, 2019 16 32 64 128 Lenovo thinkpad thunderbolt 3 workstation dock gen 2 firmware update Lenovo thinkpad thunderbolt 3 dock gen 2 firmware Lenovo thinkpad thunderbolt 3 dock gen 2 firmware update Lenovo thinkpad thunderbolt 3 workstation dock gen 2 firmware Thinkpad usb c dock gen 2
