The video features a man demonstrating how to change a guitar string. He starts by showing a close-up of the guitar's headstock, where the strings are attached. He then proceeds to remove the old string and replace it with a new one. The man uses a tool to help with the installation process. Throughout the video, he provides step-by-step instructions and tips for viewers to follow along. The video is shot in a well-lit room, and the man's actions are clear and easy to follow.