http://www.ehow.com/how_4836283_repair-mbr-windows.html Sometimes you can corrupt Windows’ MBR (Master Boot Record) unintentionally, through installation of another operating system for instance, and you need to repair it before Windows can boot again. The error message that you usually get is “Operating System not found”. Under Win 95, 98 and ME, you could have used a standard MS-DOS […]