I've spent 3 hours trying to upgrade my OS. I've gone to the Apple icon, clicked on software update and it says I'm up to date. Currently my OS is Yosemite. I'm trying to upgrade my macbook air to Mojave 10.14.6 OS so I can download imovie.
I've spent 3 hours trying to upgrade my MacBook Air OS. I've gone to the Apple icon, clicked on software update and it says I'm up to date. Currently my OS is Yosemite but I need to upgrade it to Mojave 10.14.6 to be able to use iMovie. Any assistance you can give me would be much appreciated.
MacBook Air 13″, OS X 10.10