Titled simply tap4 on soundboards, this clip has no confirmed original recording, artist, or source work, so its history is in how editors reuse the same minimal noise online. Very short utility sounds like this spread because they fit anywhere, from phone screen recordings and app demos to meme compilations where a visible tap needs an audible cue. Its appeal is its neutrality, it suggests contact without adding a character, joke, or musical tone, which keeps it useful across many styles of short video.