Why was the computer cold?

Short answer: Because it left its Windows open! 😄🖥️❄️

Explanation: This funny answer plays on the double meaning of "Windows." On one hand, it refers to the operating system used on many computers. On the other hand, it refers to actual windows that can be opened to let in cold air. By suggesting that the computer left its Windows open, it humorously implies that the cold air entered through the computer's operating system, making it cold. The use of the emoji adds a playful and cheerful tone to the response.