Some older Macintosh computers won’t run the latest version of OS X.įor example, the 2006 Mac mini “Core Duo” 1.83 will only run up to System 10.6.8, while the the 2008 Apple MacBook Air will only run up to 10.7.5. Look up what version of OS X your Macintosh can run. It also tells you how to work out what is the newest version of OSX that you can run on your computer. This article tells you how to make a USB thumb drive installer so you can upgrade any computer to the latest OS X. It is very handy to have a bootable version of the latest OSX on a thumb drive lying around So I suggest option three Method 3 gives you a thumb drive that you can use multiple times to install OSX, and you can even boot off it in an emergency if your hard drive crashes. Method 1 is Apple’s suggestion method, but if you have more than one computer it requires you to download the OS X update more than once. Make a USB thumb drive installer that you can plug into your computer to upgrade it.Take your computer into the nearest Apple Store and they will do the upgrade for you.Download the Installer from Apple directly to the computer that you want to install the new OS X onto.This means if you have any version of OS X newer than 10.9 then you can upgrade it to the latest version for free. Since OS-X Mavericks (10.9) Apple have been releasing their OS X upgrades for free.

Tidy up mac 10.7.5