This used to be so easy; download an installer, save it to an external drive, use it on as many Macs as you'd like. Not anymore... I’m trying to update my wife’s MBP. This is an employer provided ...
There are a few reasons why you might want to install an old version of macOS or Mac OS X. Perhaps you are relying on software you have discovered doesn’t work properly with the newest version of ...
[Editor’s note: This article is part of our series of articles on installing and upgrading to Lion (OS X 10.7). We also have a complete guide to installing and upgrading to Mountain Lion (OS X 10.8).] ...