


Once that list is built, it can then ascertain which of the update packages you need to download and install, and in what order too! In other words, it is rather a lot of work behind the scenes. Once it’s done that, it then queries the Microsoft version server to ascertain which elements, if any, are outdated. Because of how Windows is structured internally, there is an inherent amount of work that the system has to do to create an accurate profile of everything you have installed, every option, and, of course, every version number.
