Missing Operating System Error,


  1. Brandon Bias
    Posts : 18
    Windows 7 Ultimate x64,Windows 8.1 Pro x64 Dual Boot
       New #1

    Missing Operating System Error,


    Hello Guys i am New To The Forums and i am having Problem installing windows 7
    i want to install Call of Duty Ghosts which require 64 bit Version of windows 7 ultimate and i am using the 32bit version of windows 7 ultimate i am installing it using USB Drive i used the tool Bootsect With Windows USB/DVD Download to Format it
    After that i set my usb Primary device in BIOS Still it says Missing Operating System
    i Hope someone Knows The Solution of the problem
    Many Thanks.
      My Computer
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  3. gregrocker
    Posts : 50,642
       New #2

    You need to boot the installation media and not the hard drive. Once booted use the Drive Options pictured in Steps 6 and 7 of Clean Install Windows 7 to delete all partitions, create and format new as you wish. Ignore the small boot partition it creates, install Win7 to first partition.
      My Computer
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