No, this does not pass the DisplayPort signal, only the Thunderbolt signal. It does support Thunderbolt-native displays such as the old discontinued Apple Thunderbolt Display, some LG Thunderbolt 2 Displays, or even an old non-retina iMac in "Thunderbolt Target Display Mode" (which is how I use it,) but only Thunderbolt displays, not DisplayPort (even Mini DisplayPort). You
You would need a "USB-C to Mini DisplayPort" adapter, which uses the DisplayPort signal on the connector rather than the Thunderbolt signal.
- Answered by Ed H from Portland
- Flag as inappropriate Answer (Will this allow the new Macbook Pro 15" to drive a monitor over Mini-DisplayPort?)