Frequently Asked Question

After installing a Windows Update, rare cases of System Devices' malfunction would appear and cause errors to your PC... and you're not alone. There are many reports, especially if you're using Windows 10, of audio devices not working after a big update. But don't fret, there's a fix!

Solution #1. Enable Windows Audio Service.

1. Open the Run window.
   
   
   • For Windows XP: Click the Windows Start button and select Run.
     
     
   
   
   • For Windows Vista and 7: Click the Windows Start button > All Programs > Accessories > Run.
     
     
   
   
   • For Windows 8, 8.1 and 10: Right-click the Windows Start button and select Run.
     
     
   
   
2. Type services.msc, then press the Enter key.




3. Click the drop-down menu button for Startup type, select Automatic and then click the Apply button.
   
   


4. Under Services status, click Start and then click OK.
   
   


5. Restart the PC.

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Solution #2. Add a Local Service using Command Prompt.

1. Open Command Prompt with admin rights.
   
   
   • For Windows XP
     
     
     1. Click the Start button > All Programs > Accessories.
     
     
     2. Right-click Command Prompt and select Run as.
        
        
     
     
     3. Select The following user, click the drop-down menu button for User name and select your account (don't select Administrator).
        
        
     
     
     4. Type your account password, then click OK.
        
        
        
        
        • Note: This requires a password to proceed with admin rights. If you don't have one, then go to Control Panel and add a password to your user account.
     
     
   • For Windows Vista, 7, 8, 8.1 and 10
     
     
     1. Press the Windows key + S keys to open Search.
     
     
     2. In the Search window, type command prompt
        
        
        
     
     
     3. Right-click Command Prompt and select Run as administrator.
        
        
        
     
     
2. In the Command Prompt, type the following: net localgroup Administrators /add networkservice.
   
   


3. Press the Enter key.


4. After the command is run successfully, type the following: net localgroup Administrators /add localservice.
   
   


5. Press the Enter key.


6. Restart the PC after both commands run successfully and check if the problem is fixed.

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Solution #3. Troubleshoot Audio Related issues.

Please see the article titled Updated Audio Driver... But Still No Sound