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Level 1

8 points

OS for old iMac (2009)

What is latest OS for iMac (24-inch, Early 2009) with 2.66 GHz Intel Core 2 Duo processor?

iMac, OS X 10.11

Posted on Sep 9, 2021 3:31 PM

Top-ranking reply

Level 8

46,014 points

Posted on Sep 9, 2021 3:33 PM

Welcome to the Apple Support Communities.

The newest compatible Mac OS version would be OS X El Capitan 10.11.

Jack

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