

When the target disk doesn't appear on the other Mac Release the button when the Mac turns off. After that push and hold the power button for up to 10 seconds on the Mac you're using as a disk. For example, select the disk, then choose File > Eject. In order to exit target disk mode, first eject the disk from the other Mac. When your computers are connected to each other correctly, the Mac in target disk mode should now be ready as a disk on the other Mac. Use it as you would any other disk. When your Mac enters target disk mode, it displays a large Thunderbolt, USB, or FireWire symbol onscreen. Click Target Disk Mode, then click Restart when you're asked to confirm. If the Mac is already turned on, choose Apple menu > System Preferences, then click Startup Disk.Turn on the Mac and right away press and hold the T key while it starts up.Whenever you decide to use the external hard disk, choose one of these following steps: To connect a USB-C port to a USB-A port, use a USB-A to USB-C cable that supports USB 3.0 or USB 3.1, such as the Mophie USB-A Cable with USB-C Connector.To connect a Thunderbolt 3 (USB-C) port to a Thunderbolt 2 port, use the Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter combined with a Thunderbolt 2 cable.To connect a USB-C port to either another USB-C port or a Thunderbolt 3 (USB-C) port, use the Apple Thunderbolt 3 (USB-C) Cable.To connect a Thunderbolt 3 (USB-C) port to either another Thunderbolt 3 (USB-C) port or a USB-C port, use the Apple Thunderbolt 3 (USB-C) Cable.In case one or both computers have a Thunderbolt 3 (USB-C) or USB-C port, you can connect them as bellows: Target disk mode doesn't cover connections that use an Apple USB-C Charge Cable, USB-A to USB-A cable, or Mini DisplayPort cable. Target disk mode works when your computers are connected to each other using one of these ports: Use target disk mode to make a Mac appear as an external hard disk on another Mac, allowing you to quickly browse and copy files.Ĭonnecting your computers with the correct cableĪctually, identify the ports on both Mac computers then you can easily select the correct cable.
