KB5031358 was deployed as part of Microsoft's regular Patch Tuesday cycle [1]. It automatically upgrades the Windows 11 build number to . It targets critical internal vulnerabilities, aiming to prevent remote code execution and improve overall OS stability [1]. Key Features and Fixes 1. Introduction of Windows Copilot
The is a critical security and feature patch released on October 10, 2023 . This mandatory Patch Tuesday update bumps the operating system to OS Build 22000.2538 and targets devices running the original version of Windows 11 ( version 21H2 ). Notably, this patch marked a major milestone as the final servicing update for several editions of Windows 11 21H2 (including Home and Pro), which reached their end of support on the exact same day. Core Features and Security Enhancements KB5031358 was deployed as part of Microsoft's regular