Having problems with your HP Pavilion dv4z Notebook ?

HP Pavilion mute button stays red...won't disable (unmute)...I have no sound.

Answers :

Try downloading and installing the latest audio driver from the HP website. choose your operating system and the website directs you to the drivers. sometimes windows updates install the wrong drivers ans causes the hardware to malfunction properly, so try uninstalling these updates using system restore point, if this doesn't work do the first step.
Repair Help & Product Troubleshooting for HP Pavilion dv4z Notebook

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