If you attempt to install an application from a CD, and the computer does not recognize the disc, the media could just be defective.

How to create a bootable, backup Mountain Lion install disk Need to install Mountain Lion on multiple Macs? Here's how to do it.

To create a Windows image from a retail disc, just put the Windows 8 retail disc in the drive. Open the root folder of the DVD and copy all of the files on the disc to a folder on your hard drive.

How to Install OS Without a CD or Floppy Drive. When buying a new computer or laptop, the latest operating system is often already installed. If not, and you have the original media that the OS is ...

Here's how to legally download Windows 7 and make your own install disc. This way you don't have to deal with bloatware or fuss with the limited options of the Restore disc that came with your PC.