The phrase comes from Spanish speaking online classes, where students often had to confirm out loud that a teacher's microphone was working. As virtual lessons became everyday content on social media, short clips of these exchanges were saved and reused outside the classroom. Si se escucha profe survived because it is instantly recognizable to anyone who lived through remote school, and it now works as a shorthand joke for mic checks, distracted students and teachers trying to get a response from a silent class.