There are occasions when we need to uninstall Windows Vista and make a fresh installation. In order to continue with either fresh installation or repairing Windows Vista, you need to have Windows Vista product key number. Windows Vista product key number is written over the genuine Vista CD or DVD. But if you have lost the original Windows Vista CD or DVD, you will find it very difficult to get along with Windows Vista installation.

Windows Vista requires a product key to verify the genuineness of the copy you are trying to install. After installation, the system stores the product key number in system registry but in encrypted format. It’s very hard to decrypt the product key number and use it during fresh installation. In order to get rid of this problem, you can use Windows Vista product key finder.

Product Key Finder is a tool that decrypts the information from system registry and shows the product key number that you used during Windows Vista installation. It’s pretty easy and takes less that 15 minutes for the Key Finder tools to find Windows Vista product key number. You can follow this tutorial to find lost Windows Vista serial key or product key easily. These tools are available for free download.