Since the Microsoft's Windows 8 developer preview version have been released, evey geek or Windows fan dream of testing this brand new Operating System. This setup needs a bootable device in your PC. If you don't want to go and buy a blank DVD then burn, you can do that by Installing it through a USB Pen Drive with very simple steps.
 
How to Install Windows 8 With Bootable USB
2) Download Windows 8 Developer Preview 32bit here / 64bit here.


3) Run Windows 7 USB/DVD Download tool downloaded in step 1.
4) Plug-in a USB Flash Drive with at least 4GB free memory space.
5) Click Browse... and choose the .iso file you have downloaded in step 2, Click Next.
6) Choose USB device to make a bootable USB.
7) Select the USB drive and Click Begin Copying.

8) Wait until the wizard complete the task.


9) After that, boot from the USB and Install Windows.