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How to Dual-Boot Windows 7 & 8: A Step by Step Guide

  1. To burn to DVD, simply insert a blank disc in your optical drive and double-click on the ISO file to launch Window 7’s built-in burning software. 
  2. If your computer doesn’t have a DVD drive, just take a 4GB or larger USB drive, format it with the FAT32 file system, and then use Microsoft’s free Windows 7 USB/DVD download tool ( to copy the install files to it.