Its been over 23 years now that Microsoft first developed a graphical user interface operating system for the personal computers. Microsoft started its journey in 1985 with Microsoft Windows 1.0 and after that the popularity of Windows Operating System increased day by day. Today Microsoft Windows is the most popular operating system used by the consumers. After producing the most popular operating system for personal computer MS DOS people wanted a change and easy to operating computer softwares. Windows operating system helped the consumer and simple novice users to play with the computers in a very user friendly way.