Windows-10-21h1-full-december-2022-kuyhaa May 2026

Windows 10 Version 21H1: Final December 2022 Update and Legacy

: This marked the End of Servicing for Home, Pro, Education, and Enterprise editions. Key Features of 21H1 windows-10-21h1-full-december-2022-kuyhaa

The Windows 10 "21H1" update, also known as the , reached a significant milestone on December 13, 2022 . On this date, Microsoft released the final scheduled security update for this version, officially ending its service period. Windows 10 Version 21H1: Final December 2022 Update

: Critical fixes for various Windows components and the .NET Framework . also known as the

The December 13, 2022 update (OS Build , KB5021233) was the final cumulative update for Windows 10, version 21H1. This update primarily addressed security vulnerabilities, including: