How To Duel Boot Windows 7 or Windows Xp And Windows 8 Consumer Preview , previously i done this in case of Windows Developer Preview but now Windows 8 Consumer Preview is available in market so lets boot it , i am assuming that you have Windows 7 or Windows xp system
Step 1. Download Windows 8 Consumer Preview here
Step 2.Burn the iso in a dvd using nero burning rom not data burning , or make bootable pendrive
Step 3.Make a partition of minimum 20 GB for Windows 8 , use disk management or as your wish.
Step 4.Now note down this key in paper DNJXJ-7XBW8-2378T-X22TX-BKG7J
Step 5.Now boot the dvd or pendrive and click on install now
Step 6.Enter the key that you copy in a paper at step 4
Step 7.Now select custom option
Step 8.Now select the partition that you make for windows 8 at step 3 and click on next
Step 9.It will take some time and will reboot automatically
Step 10.After reboot you get a screen like this
Step 11.Now follow the steps for personalize
Step 12. After all this steps you complete your installation.
Step 13.Now when you on your PC ,you will get this awesome boot loader
Enjoy your Windows 8 Consumer Preview