i currently have OS X Yosemite version 10.10.5 on my MacBook Air. For a program I use, I need to update to OSX 10.11 or later. How do I do that?
i currently have OS X Yosemite version 10.10.5 on my MacBook Air. For a program I use, I need to update to OSX 10.11 or later. How do I do that?
MacBook Air 13″, OS X 10.10