Solved Need Help With no sound in windows 7 home premiun 64 bit

[rinkkitu]

Yesterday i download one video file and when i started playing it prompt to update codec and i agreed to update codec and now no sound in my system.

1) i have checked my all services are working.
2)all drivers are fine.
3)it is not mute
4)tried to restore but still no luck.
5) in event manager its shows

Event filter with query "SELECT * FROM __InstanceModificationEvent WITHIN 60 WHERE TargetInstance ISA "Win32_Processor" AND TargetInstance.LoadPercentage > 99" could not be reactivated in namespace "//./root/CIMV2" because of error 0x80041003. Events cannot be delivered through this filter until the problem is corrected.

and when i plug my head phone in computer i hear buzz sound please help.
i have tried everything i know but no luck please help me out what can do to fix this NO SOUND issue
thanks in advance.

 

[magicdave26]

Uninstall the codec ? or System restore to before you installed the codec

Or install something like k-lite mega codec pack, it performs a scan and repair of codecs at the end of the install

 

[rinkkitu]

Thanks for reply

where can i get k-lite mega codec pack

 

[magicdave26]

Thanks for reply

where can i get k-lite mega codec pack

Free-Codecs.com | Download K-Lite Mega Codec Pack 9.8.5

Best site for all codecs

 

[rinkkitu]

i downloaded that codec pack and installed it but still i am having same problem , even i restarted me laptop as well

 

[Jacee]

You may have downloaded some malware with the 'update codec' message ....

scan your machine with ESET OnlineScan

1. Hold down Control and click on the following link to open ESET OnlineScan in a new window.
   ESET OnlineScan
2. Click the
   
   button.
3. For alternate browsers only: (Microsoft Internet Explorer users can skip these steps)
   1. Click on
      
      to download the ESET Smart Installer. Save it to your desktop.
   2. Double click on the
      
      icon on your desktop.
4. Check
   
5. Click the
   
   button.
6. Accept any security warnings from your browser.
7. Check
   
8. Push the Start button.
9. ESET will then download updates for itself, install itself, and begin scanning your computer. Please be patient as this can take some time.
10. When the scan completes, push
    
11. Push
    
    , and save the file to your desktop using a unique name, such as ESETScan. Include the contents of this report in your next reply.
12. Push the
    
    button.
13. Push
    

 

[magicdave26]

i downloaded that codec pack and installed it but still i am having same problem , even i restarted me laptop as well

Try the malware advise above, if that fails I would try a system restore

 

[rinkkitu]

thank you very much buddy, its works