Instead, Media Creation Tool will allow you to apply updates missing on your device. This is not a clean install and your files won’t be removed. When you run the media installation tool and use ‘Upgrade this PC now’ option, it will assume that you want to reinstall the latest cumulative update, which is exactly what you need to do.
The good news is that if you get an update error highlighted above, you might still be able to install the cumulative update manually using the Microsoft Update Catalog or Media Creation Tool. We could not complete the install because an update service was shutting down.Windows 10 KB4571756 or future updates could also fail to install with the following error messages: “There were problems installing some updates, but we’ll try again later.
If you keep seeing this and want to search the web or contact support for information, this may help: (0x800f081f).” “There were some problems installing updates, but we’ll try again later.