Realtek drivers are one of the most popular sound drivers for the computer. Sometimes the drivers encounter trouble that leads to audio failure on your computer. The problem can be caused due to an outdated driver, incorrect driver installation, and a corrupt driver. Read more to learn the solutions when the Realtek audio driver installed but not working.

Solution-1: Reinstall the driver

  • If you have installed the incorrect driver or performed an improper driver installation, you can uninstall the current driver and install it again.
  • On the desktop, press the Win and R keys together to open the Run dialog box.
  • In the empty field, type devmgmt.msc and click OK.
  • When the Device Manager window opens up, click the Sound, video and game controller menu to expand it.
  • Right-click the Realtek Audio driver menu and click Uninstall to remove the driver from the system.
  • After uninstalling it, restart the computer to fix Realtek audio driver installed but not working issue.
  • Again, open the Device Manager window, click the Action menu at the top, and choose Scan for hardware changes.
  • Follow the instructions on the screen to reinstall the driver.
Realtek audio driver installed but not working

Solution-2: Update the driver

  • Having an old audio driver can force the driver to stop working. Therefore, the only way is to update the driver.
  • Launch the Run dialog box on the screen and open the Device Manager window to solve the problem Realtek audio driver installed but not working.
  • Under Sound, video and game controller, check if there is a yellow alert symbol beside the Realtek Audio Driver.
  • If you find the alert symbol, right-click the driver name and select the Update Driver option.
  • Once the update is completed, go on to restart the system.
  • After restarting the computer, play any audio and verify if the driver is working.

Solution-3: Add legacy hardware

  • In the Device Manager window, if you cannot find the Sound, video and game controllers menu, follow the steps below.
  • On the toolbar, select the Action menu and choose Add legacy hardware.
  • Following that, in the Add Hardware window, select the Search for and install the hardware automatically (Recommended) option.
  • Click the Next button to apply the changes and then update the audio driver.

Solution-4: Resolve the driver conflicts

  • Open the Device Manager window, select the System Devices menu, and right-click Microsoft UAA Bus Driver for High Definition Audio.
  • From the given options, select Disable and navigate to the Programs and Features section in the Settings window.
  • Uninstall the Realtek Audio Driver and reinstall the latest driver.
  • Now, reboot the computer and see that if the driver works and solve the problem Realtek audio driver installed but not working.