There is no sound when the computer headset is plugged in. Check to see if it is plugged in properly. You can plug it in again. If it is plugged in, open the voice software again to try it. If it is not possible, you can update the sound card driver to try it
1. The earphone is plugged into the wrong hole. 2. The earphone is broken. I believe it's not this. It can be verified. 3. The sound of the computer or headset is turned to the minimum. 4. The worst thing is that the sound card is broken. If it is a new computer, it seems impossible.