Try using the Playing Audio troubleshooter to fix the problem. It checks for common problems with your volume settings, your sound card or driver, and your speakers or headphones.
1. Swipe in from the right edge of the screen, and then tap Search.
(If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and then click Search.)
2.Enter Audio playback in the search box, tap or click Find and fix audio playback problems, and follow the instructions. Administrator permission required You might be asked for an admin password or to confirm your choice.
Note
Note
To get the most up-to-date troubleshooters, your PC should be connected to the Internet.