What is Windows Installer?
It is software from Microsoft Corporation that is used for installing, administrating and removing applications on a computer that runs Windows Operating System. You may be familiarized with such installation programs like InstallShield, WISE, Setup API. Windows Installer is the latest one in this genre. It has several features that make it a powerful and a very useful tool in package installation, maintenance and removal as well as maintaining the internal database of installed applications stable. So what makes Windows Installer special? Among many of its common features advertising is one that is new and should be explained, I think. Instead of actually installing a product on your windows box, now you can just advertise it. This is a part of what is known as Installation-On-Demand strategy. Only the interfaces responsible for loading and launching a product are initiated. If the user or any application needs the product, they can activate the advertised interface and then the insta