9to5Mac

Luna Display’s powerful Target Display Mode feature for Mac adds Ethernet and Thunderbolt support

When the new M1 iMacs launched, we wrote about Target Display Mode being absent from the hardware. While Luna Display has offered a wireless alternative that works with all Macs for some time, a new ...
9to5Mac

Now’s a great time for Apple to bring back this long-removed iMac feature

A while ago, Apple used to include a software feature with macOS on older iMac models. It was called Target Display Mode, and it allowed you to turn an iMac into an external display once your iMac was ...
Tidbits

AstroHQ’s Luna Display Dongle Turns a Mac into a Second Display

Apple recently “Sherlocked” a company called AstroHQ, by that firm’s own acknowledgment, with a macOS 10.15 Catalina feature called Sidecar for converting an iPad into a secondary Mac monitor. Sidecar ...
Ars Technica

Target Display Mode

Hi, I am using a 27" iMac plugged into my PC GTX 1060 via Mini-DP as the display. However, the Mac is very hot and the fans are spinning (quite audible). If I unplug it as the monitor it is sitting ...