A ‘like’ on a YouTube video represents a positive endorsement from a viewer. It functions as a simple, direct method for users to express their approval of the content they have watched. For example, a viewer who finds a tutorial helpful might click the ‘like’ button to show appreciation.
These expressions of approval contribute significantly to a video’s visibility and ranking within the YouTube ecosystem. A higher number of positive ratings can signal to the platform’s algorithms that the video is engaging and valuable, potentially leading to broader distribution through search results and suggested videos. This increased exposure can then translate into a larger audience, further enhancing the video’s and the channel’s overall reach.