If you are trying to keep running on a modern PC, you are fighting an uphill battle. Microsoft discontinued support for this software years ago.
Download a fresh installer from the and reinstall it. 3. Register the DLL Manually mdivwctldll fix
This is the safest first step. Windows will scan your system for corrupted or missing library files and attempt to repair them automatically. If you are trying to keep running on
These files are often outdated or can contain malware. Always use the Office Repair tool or official Microsoft sources to restore the file. Microsoft Learn if these repairs don't work? How do you fix missing dll files on Windows 11? mdivwctldll fix