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ISU Aero Author

Level 1

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Connect an 2009 iMac to an new one

Can I use my old 2009 iMac 21 inch as a second monitor for my new iMac 21 inch? If so, what cables will I need?

iMac, macOS 10.13

Posted on Jan 14, 2020 5:51 AM

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Top-ranking reply

Level 10

124,685 points

Posted on Jan 14, 2020 6:20 AM

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

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Top-ranking reply

Level 10

124,685 points

Jan 14, 2020 6:20 AM in response to ISU Aero

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

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Level 10

143,688 points

Jan 14, 2020 8:21 AM in response to ISU Aero

In short, no you cannot.

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Connect an 2009 iMac to an new one

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