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Old iMac as second monitor for Macbook Pro 2017 (2 usbc ports)

Can I use my old iMac late 2013 as a second monitor for my macbook pro 2017? I have a cable but it does not work. Am I missing something?

MacBook Pro

Posted on Apr 27, 2020 7:49 AM

Top-ranking reply

Level 7

23,059 points

Posted on Apr 27, 2020 4:04 PM

If the iMac is running Mojave or Catalina you will have to erase it and install High Sierra.

You will need a Thunderbolt 3 adapter

and a Thunderbolt cable.

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