An ISO image is an exact copy of the data on an optical disc, such as a CD, DVD, or Blu-ray Disc. Using the right software, you can create ISO images from optical discs and use them in place of the ...

If you want to make copy of a DVD but you don't have a blank DVD in hand, you can create a DVD disc image and save it to your hard drive. The disc image can be then burned to DVD readable by a living ...

Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt since the spring of 2008. One of his passions is troubleshooting Mac problems and making the best use of Macs ...

I’ve written quite a bit about installing Lion (OS X 10.7) and about the benefits of creating a bootable installer disc or drive. While the latter process isn’t prohibitively difficult, it’s still a ...

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 ...

[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).] ...