Apple only sells OS X Mountain Lion as a digital download in the Mac App Store. The installer weighs in at a hefty 4.05GB, but the good news is that you can install your copy of Mountain Lion on all ...

[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).] ...

Apple has released Mac OS X Lion in the Mac App Store for $30. Separately, Apple will also begin offering Lion on a USB thumb drive in Apple stores come August. Right now, you can grab Lion from the ...

This article is for people whose Macs came preinstalled with Mavericks. If you can download the Mavericks installer from the Mac App Store, you should instead use our standard instructions for ...

An optical disc (CD, DVD) or USB drive that contains a bootable program that takes control of the computer. Computers are typically configured to look for the OS on a CD or DVD first and then the hard ...

Bootable disc image files may contain all the data necessary to create a disc from which computers can boot, but if you want them to work, you can't just burn them to a disc the way you would regular ...

While I understand the utility of a USB installer, it should be mentioned that macOS Internet recovery has been around since Lion. You can choose to install latest ...

Windows XP takes up relatively little space on a hard drive and uses fewer system resources than recent versions of Windows. For computers with limited memory and processing power as well as no ...