About this task

Follow the advanced troubleshooting steps to resolve audio issues on your laptop computer.
If you have audio issues after installing updates or running Windows Update, try rolling back your audio driver.
Select an audio playback device to use as a default.
Enable the audio device, and then update the audio driver using Device Manager.
Perform a hard reset to resolve audio issues on your notebook.
For more information, see HP PCs - How to Power Reset Your Computer.
Test for sound. If the hard reset did not resolve the audio issue, go to Reset BIOS to default values.
Corrupted or incorrect BIOS settings can cause audio issues. You can try to restore default BIOS values to resolve audio issues.
Your BIOS Setup Utility might look different from the images shown, but the steps to restore BIOS defaults are the same.
Use the HP PC Hardware Diagnostics Windows tool to perform an Audio Playback Test. This checks the functionality of the audio subsystem, including audio controllers and codecs.
Updating the BIOS can resolve some audio issues.
For business notebook computers, go to HP Business Notebook PCs - Updating the BIOS (Basic Input Output System).
For consumer notebook computers, go to HP Consumer Notebook PCs - Updating the BIOS (Basic Input Output System).
Test for sound. If updating the BIOS did not resolve the audio issue, go to Perform a System Restore to resolve an issue in Windows.
If the issue is recent, restore the computer to a point before the problem began, to resolve the issue.
Go to HP PCs - Using Microsoft System Restore for more information.
If you completed the previous troubleshooting steps and your sound is still not working properly, reset your computer.
Go to HP PCs - Reset the computer for more information.
Contact HP Customer Support for further assistance if the issue persists.
Enter your product serial number to view warranty status and to change your location, if necessary.
Select a support option. Support options vary by country/region.