In this informative video, Kevin Toucan, a Solutions Architect at AWS, demonstrates how to migrate Amazon EBS volumes from gp2 to gp3. He explains the benefits of gp3 volumes, including improved performance customization, higher baseline IOPS, and cost savings of up to 20% compared to gp2. The demo walks through the step-by-step process of modifying an existing gp2 volume to gp3 in the EC2 console, showcasing how to adjust volume size, IOPS, and throughput. This migration can be done without detaching volumes or restarting instances, ensuring no interruption to applications. The video highlights the importance of creating snapshots before modification as a best practice for data protection.