Hi MonikaPetek,
My name is Pedro. I'm an Independent Advisor trying to help.
Have you tried a clean boot or clearing the Windows Update files?
If not, please give it a try. You can see how on this guide.
https://howtofixwindows.com/windows-10-1809-upd...
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
Regards.