*PC Games two type 1. Application 2. disk image files (iso)
What are disc image files?
A disk image is a copy of the entire contents of a storage device, such as a hard drive, DVD, or CD. The disk image represents the content exactly as it is on the original storage device, including both data and structure information. A disk image of a hard drive may be saved as a virtual hard disk (VHD). Read
How To Opening disc image (iso) files