Various operating systems come preloaded in the different types of computers that are available in the market for sale. The user has to choose from the options available. Sometimes, the user cannot find the right combination of operating system and the computer. Then he has to download his operating system by a new one of his choice. One of the most widely used and most popular software is Windows Vista. For the installation, you require Wimgapi link library which is required for the good and easy functioning of vLite program file. This tool is used when creating Vista installation DVD which is customizable.