Security News > 2022 > June > 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.
To install KB5014023, you have to go to Settings > Windows Update and manually 'Check for updates.
You can also manually download and install the KB5014023 cumulative update preview from the Microsoft Update Catalog.
Today's optional update fixes several issues that might trigger various problems or cause some Windows applications to crash.
After installing the KB5014023 non-security cumulative update preview, Windows 10 21H2 will have the build number changed to 19044.