These programs might use shared code files called dynamic link libraries, or DLL files, that have a .dll extension, but you generally don't run or access DLL files directly.

DLL files are a lot like executable (EXE) files, except that DLL files cannot be directly executed in Windows. That means you can’t double-click a DLL file to run it the same way you would an ...

Learn how to fix CDP.dll file is not designed to run on Windows, missing or not found error in Windows 11/10 by following these suggestions.

Solution 4: Delete Temporary Files There are instances when the temporary files that are stored in the App Data folder of your computer is preventing RunDLL to run properly at startup.