This document provides a comprehensive guide for installing IBM Lotus Connections 3.0 from scratch, covering the installation environment, necessary pre-installation tasks, and the step-by-step installation process. Key updates in version 3.0 are highlighted, including improvements in the installation technology and user interface, along with recommendations for best practices during installation. The session aims to equip attendees with the knowledge and materials needed to successfully implement Lotus Connections 3.0 and navigate its features.