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Patch intelligence record

Windows 11 23H2 (Build 22631.7584)

ProductWindows 11 Version23H2 Release dateSep 14, 2026 File size
Evidence summary: Not enough reports 0 confirmed patch-specific community reports
AUXSAYS verdict INSUFFICIENT DATA

Too few reports for a verdict yet.

Community monitoring NO ACCEPTED PATCH-SPECIFIC REPORTS
Accepted reports
0
Latest evidence run
Oct 6, 2026
Healthy sources
2 fresh (success / no reports) · need 2
  • Microsoft Q&A (search) Checked — no reports found last checked Oct 6, 2026
  • techcommunity windows sitemap Checked — no reports found last checked Oct 6, 2026

Monitoring reflects community-evidence collection health for this exact release — an absence of reports is not a safety guarantee, and this is separate from the AUXSAYS verdict.

Vendor Known Issues — 1 active vendor-known issue

1 active 3 resolved

Official vendor Release Health status. Not counted as community reports. Official source ↗

Official Patch Notes — vendor release notes captured from the official source

Windows 11 23H2 cumulative update, OS build 22631.7584 (KB5129242). Released 2026-09-14 on the General Availability Channel. Update type 2026-09 OOB. This is the official Microsoft Windows release-health entry (learn.microsoft.com/windows/release-health). Known-issue and safeguard-hold details are published on the per-version Windows release-health status page. Microsoft Release Health status (official) for Windows.

Windows 11 in these notes: .

Windows 11 23H2 cumulative update, OS build 22631.7584 (KB5129242). Released 2026-09-14 on the General Availability Channel. Update type 2026-09 OOB. This is the official Microsoft Windows release-health entry (learn.microsoft.com/windows/release-health). Known-issue and safeguard-hold details are published on the per-version Windows release-health status page.

Microsoft Release Health status (official) for Windows 11 23H2: 1 active known issue(s), 3 resolved, 0 safeguard hold(s). Source: official Microsoft Windows release-health status page. This is vendor-published operational status, not user reports.

  • Resolved: Incorrect notifications that “Microsoft Defender Antivirus is turned off” Microsoft Defender Antivirus remains active and functioning correctly despite notifications following the latest update. — status Resolved; originating N/A; last updated 2026-09-30 16:42 PT.
  • Active: USB audio devices might fail to start or produce no sound Some USB Audio Class 1.0 devices display Code 10 or fail in multichannel audio modes after installing the Sept. 8 update — status Mitigated; originating OS Build 22621.7582 KB5122880; last updated 2026-09-29 10:12 PT.
  • Resolved: Remote Desktop Services might stop responding after Sept. 2026 security update Some Windows devices with Remote Desktop enabled might experience Remote Desktop Services (RDS) instability. — status Resolved KB5129242; originating OS Build 22621.7582 KB5122880; last updated 2026-09-17 19:22 PT; resolved by KB5129242.
  • Resolved: Host folder shares might be unavailable in Hyper-V-based Linux VMs Plan9 host folder shares might not appear in the guest environment after installing the September 2026 security update. — status Resolved KB5129242; originating OS Build 22621.7582 KB5122880; last updated 2026-09-14 13:30 PT; resolved by KB5129242.
Technical Details
Released
Sep 14, 2026
File size
Official source checked
Oct 6, 2026
Official notes checked
Oct 6, 2026
Checksum

Use these hashes to verify downloaded installers match the files published with the official release.

User Reports / Sources (0)

No user report sources have been counted for this record yet.

Official sources