Definition: The term 'FuWWa.dll' stands for the Windows Update Utility (WU). This utility allows users to manage their system updates, such as patching security vulnerabilities or fixing errors. It's part of Microsoft's update management process. Definition: The 'FuWWa.dll' is a type of .dll file used by Windows Update to download and install software updates for the operating system. It enables the system to detect new software versions, update the software, and provide an automated installation of the latest updates.