What are dll files? “DLL”, means “a dynamic library made of links.” Links are data links within a program, and that is why it is said to be a library. It is said to be “dynamic” because it is the opposite of a “static” program. Dynamic means that it can change, and it talks about the links. It means that data links can change. This is because it is called that in English. DLLs are like.EXE files, but they only do the functions that the DLL contains inside to implement an open dialog box. That is, they are like a “library” that contains code and data that can be used by more than one program at a time. Our website has the largest collection of DLL files. Through our website, We have instructions for installation, and we can show you how to do it. It is very easy to download DLL files and it will be our pleasure to show you how to do it easily.