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Using iMac 21.5 mid 2010 as an external monitor of Macbook Pro Retina late 2013 15"? - Ask Different
![Troubleshooting tips for using an old iMac as an external display for a Thunderbolt 3 Mac | Macworld Troubleshooting tips for using an old iMac as an external display for a Thunderbolt 3 Mac | Macworld](https://www.macworld.com/wp-content/uploads/2023/01/new_2017_imac_two_side-100724913-orig.jpg?quality=50&strip=all)
Troubleshooting tips for using an old iMac as an external display for a Thunderbolt 3 Mac | Macworld
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M1 13” MacBook Air, 2010 IMac as external monitor, Apple Magic Keyboard and trackpad 2, KRK ROKIT 4 Monitors, Nanami Fast Charge iPhone dock. : r/macsetups
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