It can take a while for the System File Checker to scan your machine and to make any necessary repairs. When the process completes, you should see an indication of whether or not the System File ...

Running a System File Checker (SFC) scan will repair the damaged DLLs. If that doesn’t help, you can use a Deployment Imaging and Servicing Management (DISM) scan to restore system health.

Windows Update Offline Scan file will be available alongside the WU offline scan file, Wsusscan.cab. This move will help Microsoft overcome the size limitations of the .cab file extension.