%PDF-1.4 %âãÏÓ 1 0 obj << /Type /Catalog /Pages 2 0 R >> endobj 2 0 obj << /Type /Pages /Count 2 /Kids [5 0 R 7 0 R] >> endobj 3 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Helvetica >> endobj 4 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Helvetica-Bold >> endobj 5 0 obj << /Type /Page /Parent 2 0 R /MediaBox [0 0 595.28 841.89] /Resources << /Font << /F1 3 0 R /F2 4 0 R >> >> /Contents 6 0 R >> endobj 6 0 obj << /Length 5189 >> stream BT /F2 22 Tf 0.06 0.08 0.12 rg 1 0 0 1 46 789.89 Tm (Windows 11 KB5129195 Fixes Remote Desktop,) Tj ET BT /F2 22 Tf 0.06 0.08 0.12 rg 1 0 0 1 46 762.89 Tm (Linux VM, and Audio Problems) Tj ET BT /F2 11 Tf 0.72 0.14 0.18 rg 1 0 0 1 46 725.89 Tm (TechRounder PDF Edition) Tj ET BT /F1 9.5 Tf 0.36 0.39 0.46 rg 1 0 0 1 46 709.89 Tm (Live article:) Tj ET BT /F1 9.5 Tf 0.36 0.39 0.46 rg 1 0 0 1 46 697.39 Tm (https://www.techrounder.com/windows/windows-11-kb5129195-fixes-remote-desktop-linux-vm-and-audio-problem) Tj ET BT /F1 9.5 Tf 0.36 0.39 0.46 rg 1 0 0 1 46 684.89 Tm (s/) Tj ET q 0.82 0.85 0.9 RG 1 w 46 666.39 m 549.28 666.39 l S Q BT /F1 10 Tf 0.24 0.27 0.32 rg 1 0 0 1 46 654.39 Tm (By Vipin PG | Published September 16, 2026 | Updated September 16, 2026 | Format: Article | 3 min read) Tj ET BT /F2 13 Tf 0.72 0.14 0.18 rg 1 0 0 1 46 631.39 Tm (In brief) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 611.39 Tm (Microsoft released KB5129195 on September 14 as an emergency cumulative update for Windows) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 596.39 Tm (11 versions 24H2 and 25H2.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 571.39 Tm (Microsoft released KB5129195 on September 14 as an emergency cumulative update for Windows) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 556.39 Tm (11 versions 24H2 and 25H2. It addresses failures introduced by the September 8 security update,) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 541.39 Tm (including Remote Desktop problems, Plan 9 folder sharing with HCS-managed Linux virtual machines,) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 526.39 Tm (and multichannel audio failures on some USB Audio Class 1.0 devices. The update also includes) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 511.39 Tm (protection against the CVE-2026-62721 elevation-of-privilege vulnerability.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 489.39 Tm (The update moves Windows 11 25H2 to build 26200.9457 and version 24H2 to build 26100.9457.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 474.39 Tm (Microsoft says it is delivered automatically through Windows Update and Windows Update for) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 459.39 Tm (Business. Administrators can also download it from the Microsoft Update Catalog for manual) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 444.39 Tm (deployment.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 416.39 Tm (Remote Desktop and related failures) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 392.39 Tm (After the September 8 update, Remote Desktop Services could become unstable in some environments.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 377.39 Tm (RDP connections and sign-ins could fail, or a system could become unresponsive while showing the) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 362.39 Tm (Remote Desktop Configuration message. Microsoft also listed related failures in Microsoft) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 347.39 Tm (Management Console, the RDS Licensing Diagnoser, File Explorer, and the Windows Update page.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 332.39 Tm (KB5129195 addresses these problems.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 304.39 Tm (Linux VM folder sharing also gets a fix) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 280.39 Tm (KB5129195 fixes a Hyper-V issue involving HCS-managed virtual machines. Linux guests using Plan 9) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 265.39 Tm (folder sharing could start normally but fail to show or access folders shared from the Windows host.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 250.39 Tm (Windows Latest reported that the problem affected apps such as Claude Cowork, which rely on a) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 235.39 Tm (managed Linux environment to work with local files.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 207.39 Tm (Multichannel USB audio is only partly fixed) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 183.39 Tm (Some USB Audio Class 1.0 devices continued to work in standard stereo mode but failed when users) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 168.39 Tm (selected 8-channel or 3D audio. Microsoft says KB5129195 fixes that specific failure.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 146.39 Tm (Microsoft still lists a separate known issue affecting some USB Audio Class 1.0 devices. Affected PCs) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 131.39 Tm (may show "This device cannot start \(Code 10\)" in Device Manager, produce no sound, leave the volume) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 116.39 Tm (controls at zero, or make sound settings unavailable. Those symptoms can remain after KB5129195) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 101.39 Tm (because the current fix covers the multichannel failure rather than the wider audio problem.) Tj ET q 0.86 0.88 0.92 RG 1 w 46 42 m 549.28 42 l S Q BT /F1 8.4 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 30 Tm (TechRounder | Page 1 of 2) Tj ET BT /F1 7.2 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 19 Tm (https://www.techrounder.com/pdf/blog/windows-11-kb5129195-fixes-remote-desktop-linux-vm-and-audio-problems.pdf) Tj ET endstream endobj 7 0 obj << /Type /Page /Parent 2 0 R /MediaBox [0 0 595.28 841.89] /Resources << /Font << /F1 3 0 R /F2 4 0 R >> >> /Contents 8 0 R >> endobj 8 0 obj << /Length 3483 >> stream BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 789.89 Tm (AMD, Explorer, and File History problems remain) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 765.89 Tm (KB5129195 does not resolve every problem reported after the September update. Windows Latest) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 750.89 Tm (and PCWorld say AMD Radeon issues, File Explorer failures, and File History problems remain) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 735.89 Tm (unresolved. Microsoft's support note does not list those issues as fixed. Because KB5129195 is) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 720.89 Tm (cumulative and includes security protections, uninstalling it would also remove those protections.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 692.89 Tm (How to install KB5129195) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 668.89 Tm (On a Windows 11 24H2 or 25H2 PC, open Settings, select Windows Update, and choose Check for) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 653.89 Tm (updates. Look for "2026-09 Security Update \(KB5129195\)". Install it and restart when Windows asks.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 638.89 Tm (Windows Latest estimates that the download and installation can take about 10 minutes, although the) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 623.89 Tm (time depends on the PC. A pending Secure Boot certificate or firmware update may require additional) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 608.89 Tm (restarts.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 586.89 Tm (Administrators deploying the update across a business fleet should test it on a small group of) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 571.89 Tm (machines first, especially systems using AMD graphics, USB audio hardware, Citrix, FSLogix, Horizon,) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 556.89 Tm (ProfileUnity ProfileDisks, or remote administration tools. Check the installed build after restarting and) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 541.89 Tm (watch Microsoft's Windows release health dashboard for updates on the remaining issues.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 519.89 Tm (Microsoft has also issued companion out-of-band updates for other Windows branches, including) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 504.89 Tm (KB5129194 for Windows 11 26H1 and KB5129242 for version 23H2. The correct package depends) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 489.89 Tm (on the Windows version installed on the PC.) Tj ET BT /F2 13 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 461.89 Tm (References) Tj ET BT /F1 10 Tf 0.18 0.2 0.24 rg 1 0 0 1 46 441.89 Tm (1. support.microsoft.com - en-us / servicing -) Tj ET BT /F1 10 Tf 0.18 0.2 0.24 rg 1 0 0 1 46 428.39 Tm (https://support.microsoft.com/en-us/servicing/os/windows-11/2026/09/kb5129195-windows-11-24h2-25h2) Tj ET BT /F1 10 Tf 0.18 0.2 0.24 rg 1 0 0 1 46 414.89 Tm (-security-update) Tj ET BT /F1 10 Tf 0.18 0.2 0.24 rg 1 0 0 1 46 397.39 Tm (2. learn.microsoft.com - en-us / windows -) Tj ET BT /F1 10 Tf 0.18 0.2 0.24 rg 1 0 0 1 46 383.89 Tm (https://learn.microsoft.com/en-us/windows/release-health/status-windows-11-25H2) Tj ET q 0.86 0.88 0.92 RG 1 w 46 42 m 549.28 42 l S Q BT /F1 8.4 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 30 Tm (TechRounder | Page 2 of 2) Tj ET BT /F1 7.2 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 19 Tm (https://www.techrounder.com/pdf/blog/windows-11-kb5129195-fixes-remote-desktop-linux-vm-and-audio-problems.pdf) Tj ET endstream endobj xref 0 9 0000000000 65535 f 0000000015 00000 n 0000000064 00000 n 0000000127 00000 n 0000000197 00000 n 0000000272 00000 n 0000000414 00000 n 0000005654 00000 n 0000005796 00000 n trailer << /Size 9 /Root 1 0 R >> startxref 9330 %%EOF