yes
A sound driver can be installed in the Compaq Presario C700 either with the software that came with the sound board, or by direct download. Through the control panel and hardware, go to sound and right click. This will provide an option to update or download the driver.
The only software you need to support headphone is driver for your audio/sound card what you get with your motherboard. If you lost that you can download from internet.
In order to download the sound driver for a 45r7727, access to the manufacturers website is needed. That is generally not a problem. It is never a good idea to download drivers from a third party website.
yes install the sound driver
yes
One can download replacement sound driver files for HP computers from the HP website. They are generally free to download, or they can be downloaded from Cnet.
No.
Asus website -> Support -> Motherboards -> Download drivers.
Download a driver for your sound card.
sir pp21l model laptop sound drivers install
whats your works
An User