The correct setting for the laptop to connect the built-in sound box

1, the speaker connected to the laptop USB interface, waiting for computer recognition, in general, the computer will automatically switch the sound card to the USB sound card, if there is no switch need to restart the speaker, still useless words to jump to the next step;

2, click on the lower right corner of the taskbar's sound icon, you can see that there are two sound display, under normal circumstances should be only one;

3, open the beginning--control panel--sound, right-click the USB sound card, select "Set as Default Device" and "set as default communication device";

4, the setup is complete, you can see the USB sound card will show the green on the hook icon, click the right mouse button, select "Test", check whether there is a sound box, if you click on the following "OK", if the failure to check the line connection and settings are correct;

5, click on the taskbar's sound icon, will only show a voice control.

When we do not want to use an external USB speaker, only need to remove the speaker from the laptop USB interface, the system will automatically switch from the built-in sound card to the computer with the sound card. The next time you connect a USB speaker, if not normal use, and then refer to the above method to solve.