You can create a bootable USB flash drive to use to deploy Windows Server Essentials . The first step is to prepare the USB flash drive by using DiskPart which is a command-line utility.

To create a bootable USB drive manually we will use the Command Prompt as a Windows default program. Here are step by step to create a bootable USB drive as the Windows installation media. To create a bootable USB drive as a Windows installation media we require at least 4 GB for minimum capacity. Larger capacity is better. At this moment I use the USB flash drive with 2 GB of capacity as just an example. It's due to some reasons that my 4 GB flash drive encountered an unusual problem that i have to fix later.