When you are running an old application on Windows 10, and you get an error message “Component ‘MSCOMCTL.OCX’ or one if its dependencies not correctly registered: a file is missing or invalid”, it’s means you need to install MSCOMCTL.OCX on your Windows 10 PC/Laptop. You can fix this issue by following solutions below. How To … Continue reading FIX: How To Install mscomctl.ocx Windows 10 Missing