Apple’s Worldwide Developers Conference to kick off June 10 at 10 a.m. PDT with Keynote address

The Keynote will be available to stream on apple.com, the Apple Developer app, the Apple TV app, and the Apple YouTube channel. On-demand playback will be available after the conclusion of the stream.

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torfi272 Author

Level 1

4 points

How can I use my old iMac as an extra display? I have linked them together via thunderbolt. My older iMac is 2012.

How can I use my old iMac as an extra display?

iMac 27", macOS 10.15

Posted on Dec 20, 2019 1:36 PM

Best reply

dialabrain

Level 10

122,831 points

Posted on Dec 20, 2019 2:15 PM

If your 2012 iMac is a 27" iMac, see: Use your iMac as a display with target display mode - Apple Support

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How can I use my old iMac as an extra display? I have linked them together via thunderbolt. My older iMac is 2012.

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