This tutorial guides you through the final assembly and editing process, turning individual generated video clips into a unified, high-converting campaign deliverable. You'll learn how to utilize multi-node selection and Melius's built-in canvas stitch utility to arrange, trim, and sequence video scenes into a seamless timeline. The video highlights best practices for verifying aspect ratios across different social media platforms and performing final quality control checks on lighting, motion transitions, and audio sync. By the end of this module, you'll understand how to finalize, polish, and export ready-to-launch video ads straight from your canvas workflow.