An ISO file, also known as an ISO image, is a disc image of all the installation files for a single program. Particularly large programs, such as Microsoft Office and the Windows operating system, are ...

Reinstalling Windows is a long, grueling experience. Once you get the OS running you have to download updates, track down the right drivers, install your apps, and put everything else together.

Certain software programs, especially large ones, are sometimes formatted and made available as ISO files, from Windows itself to applications like Microsoft Office. An ISO file contains all the ...