However if you want to operate an application that tries to access a DLL file that is missing, the program will no longer work. Generally DLL files can not be opened or edited easily. Deleting the content of a DLL file may cause a root error with the program trying to reference the file. “C:WindowsSystem32 folder has the DLL locked file”.ĭLL files permit different program functions, such as communication with external devices.

Window operating systems have many DLL files – they are one of the most frequently occurring/referenced files on your PC. Most DLL files are run in the background and users rarely have to deal with them.ĭLL files are a store for executable code for different Windows components like Graphical engines, Networking, Printing and Microsoft Windows OS. Only Microsoft Windows applications can open and run DLL files and they are shared across many different programs.

Some Applications which can open DLL filesĭynamic Link Library (DLL) is a type of file that contains a set of procedures that are executed by a window program and which are mostly used as “Application Extension”.

How To Open a DLL File – Introduction Table of Contents

What is a dll file?