Yeah, it should be simple to fix follow these steps here:
1.launch device manager by pressing WINDOWS LOGO together with PAUSE button on your keyboard
2.go to HARDWARE tab and click on DEVICE MANAGER button
3.expand system devices
4.right click on microsoft uaa bus driver for high definition audio and uninstall it
5.download your official audio driver. for realtek audio driver, the latest driver already includes microsoft bus driver. you can download latest realtek audio driver from :
6.run the official audio driver and restart your computer
Once your pc starts up test some music to make sure it works correctly, open up windows media player and play a sample file, to make sure it's not crackling or popping.
Check device manager for the final time and make sure uaa is disabled and gone.
Make a restore point in windows, and that should end that problem.
