The driver comes as a zip file, so make sure you have an unzip software program, like 7Zip, WinZip, or PK-unzip. It took a couple of minutes for my Windows XP Pro SP3, to install and detect, but after a couple of minutes, I was able to see the imaging device in Device Manager. The first driver installer is for their own driver updater, which works if you purchase/register their software which I did not do. I used driver version 1.0.4.15, dated: Release Date. It took two days, but I was able to find a driver at the following site: I was finally able to install a CIF single chip webcam driver for my generic HP webcam. Download the latest CIF Single Chip driver for your computer's operating system. I'll need to know your computer and webcam information to help you locate the driver you need. If this doesn't help, please write back and let me know. I found another discussion that relates to this very topic and have included a link to the post here. But the following driver I was able to install, and my generic HP webcam finally began working. Cif Single Chip Webcam Driver free download, and many more programs. I see you're looking for a driver for CIF single chip. The links I found here did not work for me.