Thank you for your post.
It seems that, you need assistance to fix the sound issue of your computer.
Please answer the followings to assist you with the computer’s issues.
Refer to the following information to work on sound issue of your computer.
As per the error code, we have to go throught the methods mentioned in the following link.
As you have tried required troubleshooting methods to fix the issue, we can go ahead perform the system restore to fix the issue.
Perform system restore to a system restore point where everything was fine.
Hope this helps.
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