You can install and set up ESXi on your physical hardware so that it acts as a platform for virtual machines. ESXi RequirementsTo install or upgrade ESXi, your system must meet specific hardware and software requirements. Preparing for Installing ESXiBefore you install ESXi, determine the installation option that is suitable for your environment and prepare for the installation process. Customizing Installations with vSphere ESXi Image Builder You can use VMware vSphere® ESXi™ Image Builder CLI to create ESXi installation images with a customized set of updates, patches, and drivers. Installing ESXiYou can install ESXi interactively, with a scripted installation, or with vSphere Auto Deploy. Setting Up ESXiThese topics provide information about using the direct console user interface and configuring defaults for ESXi. After You Install and Set Up ESXiAfter ESXi is installed and set up, you can manage the host by using the vSphere Client and vCenter Server, license the host, and back up your ESXi configuration.