If so, turn it off, plug in your headphones and see if they work again. Check if your headphones are connected to or paired with a different device via Bluetooth.If your headphones are wireless, turn on Bluetooth in Windows as well as on your headphones and pair the two devices together.
you can also unplug and plug them back in to push it in all the way until you feel it click. Look for the audio output port on the side or back of your computer, often with the headphones or speaker icon, and ensure your headphone jack is properly plugged in.