What the image shows
The close-up frame shows a cat with gray-and-white fur. On its head is a white construction hard hat with a logo, and in front of its muzzle, on a light-colored surface, sits a large red button. The cat is looking down, its expression focused and slightly sad, and it's exactly this contrast between the serious mission and the soft, kitten-like appearance that makes the frame so recognizable. The background is blurred, but it suggests the shot was taken in an ordinary room resembling an industrial or laboratory interior.
Origin
The exact author of the video the frame is taken from, and the date of its first publication, have not been established, so its origin can only be discussed cautiously. Judging by the logo on the hard hat and the staged manner of the image, the source material was probably a short advertising or promotional video in which the cat played the role of an employee entrusted with an important operation. The frame with the button was cut out of such a video and spread across the internet without context, which is usually exactly how a video turns into a template. The meme dates to 2017.
Over time the picture took on a stable form: a cat, a button, and a short caption that supplies the meaning. It mattered a great deal that the scene itself is understandable without words. Everyone sees the decisive gesture, and anyone can substitute their own situation in its place, which is why the frame quickly stopped being tied to any specific advertisement.
How the meme is used
Most often the picture is used as a visual answer to a question about a choice or a decision. The caption usually describes an action that seems risky, dramatic, or, on the contrary, far too obvious: "well, I'll just try it," "I'll send the email to my boss," "I'll buy one more bag of chips." The cat in the hard hat serves as the ironic hero who does what needs doing without unnecessary hesitation.
A separate layer of use is tied to decisions that have long since been made and need no further discussion. In such cases the button symbolizes finality: a person finally stops wavering and takes a step they had been putting off. Users add short comments in the style of "that's it, decided" or "go ahead and press it," and the meaning of the meme shifts from drama to calm irony.
The meme also appears in work chats and in discussions of plans, where a single word, "decided," conveys the outcome of long deliberation. The picture does away with lengthy wording, so it's convenient to place as the final note in an argument or as confirmation of a choice already made out loud.
Why the meme works
The main mechanism of the joke is contrast. The serious posture, the hard hat, and the expression on the cat's muzzle underline the importance of the moment, but the gesture itself looks absurd precisely because a cat is doing it. The viewer reads the frame as both solemn and funny at the same time, and this duality makes it applicable to almost any situation that calls for a decisive act.
In addition, the meme is easy to reproduce. The picture is recognizable even at a small size, and the formula of "cat, button, and caption" doesn't require knowledge of any context. That's exactly why it's convenient for comments and chats, where speed of reaction matters, and that's also why it outlives the topic it originally arose from.