1. First, open the Control Panel. You can do this by typing “Control Panel” into the Windows search box or by clicking on the Start button and selecting Control Panel from the menu.
2. When the Control Panel window opens, click on the “Hardware and Sound” option.
3. Next, click on the “Sound” option located on the left side of the window. This will open the Sound window.
4. On the left side of the window, you will see various sound options such as playback devices, communications, recording, and sound effects.
5. To adjust the system sound settings, click on the playback devices option.
6. Here, you will be able to view all of the speakers, headphones, and other audio output devices that are connected to your computer.
7. Select the device you would like to adjust and then click on the Properties button at the bottom of the window.
8. This will open the Properties window for that device. On the top of this window, you should see a “Levels” tab. Click on it.
9. Here, you can adjust the volume levels of your selected device. There should be a slider and a mute button. The slider is used to adjust the volume level while the mute button can be used to instantly mute the sound.
10. After you have adjusted the sound levels, click the Apply button followed by the OK button to save the changes and close the Properties window.
11. Repeat these steps for any other devices you would like to adjust.
12. Once you are done, you can close the Control Panel and the changes should take effect immediately.