Mac software update
I can't do an upgrade from high sierra to catalina
iMac, macOS 10.12
I can't do an upgrade from high sierra to catalina
iMac, macOS 10.12
Check compatibility on this page.
How to get old versions of macOS - Apple Support
Be aware the links to the installers are currently down.
Check compatibility on this page.
How to get old versions of macOS - Apple Support
Be aware the links to the installers are currently down.
Mac software update