Microsoft has recommended that Windows 10 users suffering from problems with graphics or mouse performance degradation in certain games should uninstall the latest update for the ubiquitous operating system. KB4482887 was rolled out for "quality improvements" but has ironically affected quality in a number of crucial areas.
https://www.notebookcheck.net/Windows-10-update-KB4482887-causing-issues-with-graphics-and-mouse-performance-in-certain-games.413820.0.html