Installation overview Installation features in McAfee® Endpoint Security assist with installing the software on Windows systems for the first time and upgrading to a new version. You can select one or more of these modules to deploy to systems managed by McAfee® ePolicy Orchestrator® (McAfee® ePO™) version 5.3.1 and later: McAfee® Endpoint Security Threat Prevention McAfee® Endpoint Security Firewall McAfee® Endpoint Security Web Control McAfee® Endpoint Security Adaptive Threat Protection (ATP) — Requires Threat Prevention. McAfee® Endpoint Security Platform (the McAfee® Endpoint Security Common module) is automatically installed with any Endpoint Security module. Which type of installation do you need? Select the workflow that suits your environment and goals. First-time installation workflow When installing Endpoint Security for the first time, you must install server-side software on the management server, then deploy the client software remotely to managed systems or ask users to install it locally. Upgrade installation workflow Upgrade from a previous version of Endpoint Security or from a supported legacy product. Upgrade legacy software with migrated settings workflow When upgrading legacy products to Endpoint Security, you can optionally save (or migrate) your custom settings using Endpoint Migration Assistant. Upgrade with Endpoint Upgrade Assistant workflow Endpoint Upgrade Assistant helps you simplify and automate upgrades across your environment.