I have a HP DVus and I had the same issue as everyone else and I followed the instructions above and now my laptop works fine. I’ll keep trying and get back to you ASAP. It’s used with windows 7 reinstalled. There is 52 code problem and nothing to do with this. In reply to NickAllegro’s post on August 3,

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The sound does work on the laptop with a Win Vista Driver but I have the sense high-definjtion due to this Vista Driver, a bluescreen appears. You can help protect yourself from scammers by verifying that the contact is a Microsoft Agent or Microsoft Employee and that the phone number is an official Microsoft global customer service number.

Thanks for your help. Sorry this didn’t help.

Thanks for your feedback, it helps us improve the site. I’ll do what you said to do. RonnieBruton Created on November 24, A really great platform for posting all your questions and finding solutions.


The sound works fine. I have a HP DVus and I had the same issue as everyone else and I followed the instructions above and now my laptop works fine. Raj I am an HP Employee. Thanks for marking this as the answer. Did this solve your problem?


HP recommends that all users determine the applicability of this information smartaudoo their individual situations and take appropriate action. Also downloaded the BIOS and did that as instructed. To report a potential security vulnerability with any HP supported product, send email to: This thread is locked. Impacted HP products are shown in the table below.


The information in this security bulletin should be acted upon as soon as possible. Sorry this didn’t help.

Have you tried this Headphones on another Windows 7 computer? The information provided is provided “as is” without warranty of any kind. Open Device Manager, right-click the Audio driver and select Uninstall. A recent hardware or software change might have installed high-efinition file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. But didn’t do what you said to do below.

Third party security patches that are to be installed on systems running HP software products should be applied in accordance with the customer’s patch management policy.


I have already tried that, I tried from Vista to 7 and none works. This page requires Javascript. I’ll try my best to help. Wondering if the page is down for some reason. RonnieBruton Replied on December 14, For issues about implementing the recommendations of this Security Bulletin, contact normal HP Services support channel.

conexant high definition smartaudio 221 driver does not work,

I’m working all the time and this computer I’m seeking audio help with I actually bought for my mom. But just recently tried headphones and nothing.

Javascript is disabled in this browser. So can I use this driver nevertheless?

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