https://www.bleepingcomputer.com/news/microsoft/windows-10-kb5022834-and-kb5022840-updates-released/

It's Microsoft's February 2023 Patch Tuesday, and the new Windows 10 KB5022834 and KB5022840 cumulative updates are now available for versions 22H2, version 21H2, version 21H1, and 1809 to fix problems in the operating system.

These updates are mandatory as they contain security updates fixed as part of Microsoft's Patch Tuesday.