Bring up Command Prompt. Run it as Administrator. Copy & Paste everything in the red below.
Enter: reg add "HKCU\Software\Classes\CLSID\{86ca1aa0-34aa-4e8b-a509-50c905bae2a2}\InprocServer32" /f /ve
If everything goes right, it should say "The operation completed successfully." Close Command Prompt and restart to make the override key take effect.