Creating Bootable USB drive using Rufus

To create a bootable pen drive for installing ESXi through USB.

Download the Rufus utility

http://rufus.akeo.ie/

Open the utility by doubleclicking on it .

Select the Device ( USB ) from the device selection button

Select the Partition Scheme ( MBR partition scheme for BIOS or UEFI )

After the above selection click the start button