How to set up a laptop headset with sound at the same time?

If you want them to ring at the same time, you can set it. When headphones are plugged in, the sound should not ring again. It can be set manually.

2.

Start menu, settings, control panel, voice and audio equipment, high-definition audio configuration, and an icon similar to a small wrench in the upper right corner after audio icon simulation, click,

3.

Preference is given to headphones in stereo or front jack. If you click the option, it means that something is plugged into the front jack, and the audio will not be output at the back, so the stereo will not sound. If you don't order it, stereo audio will be output regardless of whether headphones are plugged in front or not, and it's done.