It allowed the use of a Mac as an external display, powered by another Mac. While Luna Display has offered a wireless alternative that works with all Macs for some time, a new update today essentially brings back Target Display Mode with Ethernet and Thunderbolt support, with one limitation.Īs a refresher, Target Display Mode was last supported in the mid-2014 iMacs and earlier (non-Retina models) and Apple officially killed the feature with macOS Mojave and later. When the new M1 iMacs launched, we wrote about Target Display Mode being absent from the hardware.
