https://www.bleepingcomputer.com/news/microsoft/windows-10-kb5014023-update-fixes-slow-copying-app-crashes/

Microsoft has released optional cumulative update previews for Windows 10 versions 20H2, 21H1, and 21H2, fixing slow file copying and applications crashing due to Direct3D issues.

Today's KB5014023 update is part of Microsoft's scheduled May 2022 monthly "C" updates which allow Windows customers to test bug fixes and performance improvements before the general release on June 15 during Patch Tuesday.