The Windows Server Essentials ISO file is a disk image that contains the installation files for the operating system. This file can be used to create a bootable installation media, such as a USB drive or DVD, to install Windows Server Essentials on a server.
You can download an ISO image for evaluation purposes. This allows you to test the OS before purchasing a license. As of April 2026, evaluation versions for recent releases are available. Volume Licensing Service Center (VLSC): windows server essentials iso