Like Lion (OS X 10.7) before it, Mountain Lion (OS X 10.8) doesn’t ship on a disc—it’s available only as an installer app downloadable from the Mac App Store ...

Formatting a hard drive along with the install of a new OS is the best option. The vast majority of operating system installations provide a "format" option as part of the installation process.

You can install macOS on a regular PC to create a custom computer called a Hackintosh. To set up a Hackintosh, you need a Mac, a USB drive, and specific tools like ...

(Note: This guide is adapted from one I found buried in Google's cache, so I thought Ars might appreciate a more accessible, updated version.)<br><br><b>Introduction</b><br><br>We all know that OS X ...

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 ...

Making a bootable macOS Big Sur USB drive is a quick and clean way to install a fresh copy of macOS on your Mac. This hands-on tutorial is valid for both the public and developer beta versions of ...

If you receive an error message indicating that your Mac's firmware is out-of-date, and hence cannot accept installation of Mac OS X from a CD/DVD -- specifically ...