Often due to missing dlls or other files windows functionality like firewall, automatic updates etc stops working. In such cases you need to make sure you have restored all required file and registered with windows. If your windows update is not working then Fix WU Utility v 1.0 can fix it.
Fix WU Utility v 1.0 is freeware portable utility will re-register the files, required for the proper functioning of Windows Updates. This utility will re-register a total of 114 .dll, ocx and .ax files which are required for the proper functioning of Windows Updates.
It may take a few moments to run. On completion, you will see a dialog box: The process completed successfully.
Fix WU Utility v1.0
Download WU Utility v1.0 to Fix Windows Updater Service.