202310 Cumulative Update For Windows 11 For X64based Systems Kb5031358 Exclusive Jun 2026

wusa /uninstall /kb:5031358 /quiet /norestart

: Addressed an issue where Microsoft Defender prevented some USB printers from working correctly.

The update is distributed automatically via for most users. However, if you are responsible for multiple devices or need to patch a system manually, you can download it directly: wusa /uninstall /kb:5031358 /quiet /norestart : Addressed an

for several editions of version 21H2—including Home, Pro, Pro Education, and Pro for Workstation—before they reached their official end of service. Key Highlights & Improvements Critical Security Patches : Addressed several zero-day vulnerabilities, such as CVE-2023-44487

This is a addressing 22 vulnerabilities in Windows 11 22H2, including 3 zero‑days (2 actively exploited). Key Highlights & Improvements Critical Security Patches :

The release of on October 10, 2023, marked a significant milestone for Windows 11 users, particularly those still running the original version (21H2). This cumulative update (OS Build 22000.2538) is notable for being the final security patch for several editions of Windows 11 version 21H2. Why This Update Matters: End of Service

| System | CPU | RAM | Boot Time (Before) | Boot Time (After) | Game FPS (Cyberpunk 2077) | |--------|-----|-----|--------------------|--------------------|----------------------------| | Intel Gen12 | i7-12700K | 32GB DDR5 | 14.2 sec | 13.8 sec | +2 FPS | | AMD Ryzen 7 | 5800X | 16GB DDR4 | 16.1 sec | 15.9 sec | No change | | Virtual Hyper-V | 4 vCPUs | 8GB | 22.5 sec | 20.1 sec | N/A | Why This Update Matters: End of Service |

Addressed an issue where prevented some USB printers from printing.

: A Skype for Business elevation of privilege flaw exposing internal server vulnerabilities.

in certain apps (PowerPoint, Notepad). Fixed in later update (KB5031455).

: Digital service frameworks and internal servicing stacks were updated to minimize system slowdowns when processing future administrative actions.