Next, open Network preferences and choose to Create a Computer-to-Computer Network from the Show menu. Make note of the computer name for each machine. Once connected, open System Preferences on each Mac and select the Sharing option. First, locate the Ethernet ports on both computers and connect one end of the cable to each port. To connect two Macs directly, you will need to use an Ethernet cable.

It's a great way to get more out of your Mac setup without buying an extra display! Connecting Two Macs Directly Once connected, you can move windows back and forth between the two displays, giving you extra desktop space and more efficient multitasking. The device connects to the two computers wirelessly via USB-C or Mini DisplayPort, and it works with Macs running OS X 10.8 or later. Yes, you can use your MacBook Pro as a monitor for your Mac! Luna Display is an easy-to-use device that can turn your Mac laptop into a second monitor for any other Mac device. Using a MacBook Pro as a Monitor for a Mac This will allow you to have a seamless dual-screen experience with both Macs. You can then adjust your display settings using System Preferences on both Macs. Then press Command + F2 on your iMac to get into Target Display Mode, which allows you to use the iMac as an additional display for your Mac. Start by connecting one end of the cable to the Mini DisplayPort or Thunderbolt port on your iMac and the other end to your Mac's Mini DisplayPort or Thunderbolt port. To connect two Macs to a dual screen, you will need a Mini DisplayPort or Thunderbolt cable depending on the iMac model. Connecting Two Macs for Dual Screen Setup You can also use more than one iMac as a display if each iMac is using a Thunderbolt cable to connect directly to a Thunderbolt port on the other Mac (not the other iMac). This will enable mirroring between the two Macs, allowing you to use your old iMac as a display for your MacBook Pro. Connect the two computers using the appropriate cable, then press Command-F2 on the keyboard of the iMac. To use your old iMac as a monitor for your MacBook Pro, you will need a Mini DisplayPort or Thunderbolt cable. Using an Old iMac as a Monitor for a MacBook Pro

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