You need an audio output driver or update your audio driver.
For that press the Windows + X keys on your keyboard and click on the Device Manager option from the menu. Then, expand the Sound, video, and game controllers menu by clicking on the arrow next to it. Then, Right-click on your audio device listed in the menu and choose Update Driver. After then, Allow Windows 10 to look for the newest driver on your local computer or online, then follow any on-screen instructions.
Or you can Update Windows 10 to the latest version to fix the audio problem. Check any hardware issues have on your PC.