Old Thunderbolt Display may not connect through a dock to M4 Mac mini
An is not detecting a 27-inch through an . The same setup worked correctly with an M1 MacBook Pro. The setup uses the cable into the dock, then a USB-C cable from the dock to the Mac.
On the new , the power and video/audio USB-C cable was plugged into the USB-C port marked with a lightning icon, but the display still did not connect. The exact cause is not known yet, and the setup needs troubleshooting or a confirmed workaround.
Key points
- An did not detect a 27-inch through an .
- The same display and dock setup worked with an M1 MacBook Pro.
- The USB-C cable was plugged into the Mac mini port with the lightning icon, but the display still failed to connect.
- Old setups may need extra checks with newer Mac mini models.
- For a , keep or a spare HDMI display ready for troubleshooting.