Examine your volume controls. Right-click on the sound icon in the bottom-right corner of your screen and select Properties. Click
Open Sound Settings when you've opened the window.
Click Sound Control Panel in the Sound Settings window. Open the Playback tab in the Sound Control Panel.
Right-click on the default sound device, which has a green checkmark next to it.
To do an audio test, select test. You'll see a green bar moving on the right side and hear chimes if the sound is working. If the sound is still not working, right-click on the default audio device and select Properties this time.
Select the Levels tab from the properties pane. Slide the levels tab upwards and make sure the speaker icon is unmuted in the levels tab.
Restart your computer. If this doesn't work, you might need to upgrade your audio device. Return to the Sound Control Panel and select the Playback option.
From the selection menu, choose another audio device. Select Set Default from the drop-down menu.