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can I use old iMac as second display?

I need to use 2 displays. can I use my old iMac as second display for new iMac?

iMac 27″, macOS 10.13

Posted on Dec 13, 2020 5:12 AM

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Posted on Dec 13, 2020 8:49 PM

Use your iMac as a display with target display mode - Apple Support

"You can connect any of these older iMac models to another Mac from 2019 or earlier for use as an external display."


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can I use old iMac as second display?

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