Make sure that the iMac you’re trying to use as a display supports Target Display Mode.If your iMac doesn’t switch to Target Display Mode when you press Command-F2, check these things: Press Command-F2 on the keyboard of the iMac that you want to use as a display.Īfter you press Command-F2, your iMac displays the desktop from the connected Mac.Connect the Mini DisplayPort or Thunderbolt cable between the two computers.Make sure that your iMac is turned on, and the other Mac is logged in to a macOS user account.
Use Target Display Modeįollow these steps to start using your iMac as a display: IMac (Retina 5K, 27-inch, Late 2014) and later iMac models can’t be used as Target Display Mode displays. See the list below for iMac models that support Target Display Mode, the type of cable you need to connect that model of iMac, and the kind of port you need on your other Mac. A supported iMac with OS X v10.6.1 or later.A Thunderbolt cable or a Mini DisplayPort to Mini DisplayPort cable.If your Mac has Thunderbolt 3 (USB-C) ports, you can connect it using the Apple Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter. A Mac notebook or desktop with a Mini DisplayPort or Thunderbolt port.All the iMacs models that can work in what Apple called Target Display Mode as a secondary display for a modern Mac require an adapter to connect a Thunderbolt 3 port on the iMac to a Mini. Then press Command-F2 on the keyboard connected to your iMac. To use your iMac as a display in Target Display Mode, connect it to another Mac using the correct cable (see System Requirements below).
How to use your iMac as a display with Target Display Mode. You need the following to use Target Display Mode: When you’re done, press Command-F2 again. Click on the “Target Disk Mode” button to restart the system into the desired mode.
Click on the lock icon in the bottom left and type in the admin password when prompted. That it took until July of 2010 before the stand-alone 27-inch LED display was released was.
Since it was so much bigger than the then 24-inch LED display of the time, some Mac Pro owners bought them simply for their screens. That iMac did support target display mode. 3 Press Command-F2 on the keyboard of the iMac that you want to use as a display.
2 Connect the Mini DisplayPort or Thunderbolt cable between the two computers. Use Target Display Mode Follow these steps to start using your iMac as a display: 1 Make sure that your iMac is turned on, and the other Mac is logged in to a macOS user account. How to use your iMac as a display with Target Display Mode Target Display Mode lets you use the built-in display on a supported iMac as an external display for another Mac.