How to Create a Bootable DOS USB Drive

How to Create a Bootable DOS USB Drive


1: To open Command Prompt , click on Start > All Programs  > Accessories > Command Prompt




2 : run as administrator 

3: Now we need to copy the Windows 7 Installation files to the USB Stick
Type xcopy d:\*.* /s/e/f v:
where d is the drive letter of the DVD drive that holds the Windows 7 DVD, or the Drive letter of the path that you are saving in it the ISO file of Windows 7, and  is the drive letter that you assigned to the external USB Stick in the previous step.


4: then press enter