What is Windows photo viewer DLL?

DLL (Dynamic Link Library) files are system components used by various applications, including those provided by Microsoft such as the Windows Photo Viewer. These libraries contain code and data that can be shared among multiple programs, which helps to reduce memory usage and improve system performance. The Windows Photo Viewer utilizes specific DLLs to perform tasks related to image viewing, processing, and management, ensuring a seamless user experience when handling photos and images on Windows operating systems.