How to format and install Windows 7

Formatting a computer is not an easy process, but it may be necessary. Many users suffer from slow navigation because of several spy programs, viruses, and bad configurations. Before you begin this process, you should know that formatting your computer means losing all the files you have on your hard drive, all your photos, programs, and documents. If you are ready to perform a thorough cleaning and have to reinstall Windows 7, the first thing to do is to make a copy of Windows 7.