You can make a difference in the Apple Support Community!

When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

How do I update my 2010 IMac 27" operating system from OS X El Capitan to a compatible OS??

iMac 27″, OS X 10.11

Posted on Sep 18, 2022 9:53 PM

Top-ranking reply

Level 10

731,363 points

Posted on Sep 18, 2022 9:58 PM

Back up your data, check your applications for compatibility, click here, and then on the download link for High Sierra. It can't be upgraded past that.

(225132)

View in context

Similar questions