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 can I update the OS for my iMac 27 inch (late 2013) from High Sierra (10.13.6) to Catalina (10.15)?

How can I update the OS for my iMac 27 inch (late 2013) from High Sierra (10.13.6) to Catalina (10.15)?


I have looked in the APP store and system preferences for an update and cannot find anything to help me switch to Catalina.

iMac 27″, macOS 10.13

Posted on Jul 24, 2021 8:53 PM

Reply
Question marked as Top-ranking reply

Posted on Jul 24, 2021 8:54 PM

Welcome to Apple Support Communities.


Backup your files, download macOS Catalina from Safari: How to get old versions of macOS - Apple Support, then follow the prompts to run the macOS Installer.


Jack

1 reply

How can I update the OS for my iMac 27 inch (late 2013) from High Sierra (10.13.6) to Catalina (10.15)?

Welcome to Apple Support Community
A forum where Apple customers help each other with their products. Get started with your Apple Account.