This issue can be resolved using the link posted above (https://helpcenter.steinberg.de/hc/en-us/articles/115001588410-Windows-10-Fall-Creators-TOOLS-for-UR-Preparing-to-install-)
Since the topic has begun to be a magnet for off topic posts I’ll lock it, but if you need to discuss, there is a dedicated thread: Windows 10 1803 Spring April update issues/solutions - #17 by arkdzo - Steinberg Lounge - Steinberg Forums