The August cumulative update for Windows — most notably KB5063878 (Windows 11 24H2, OS Build 26100.4946) and companion rollups for Windows 10 — has been identified as the root cause of a wave of streaming and system problems that emerged in mid‑August and persisted into September, producing...
Microsoft has confirmed that its August 12, 2025 cumulative updates introduced a serious regression that causes severe stuttering, lag, and choppy audio/video in NDI‑based streaming workflows on affected Windows 11 and Windows 10 builds — a defect tied to NDI’s default RUDP (Reliable UDP)...
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Microsoft’s August cumulative updates have introduced a hard-to-ignore problem for streamers and live‑production teams: NDI streams that previously ran flawlessly on local networks now stutter, drop frames, or produce choppy audio after installing KB5063878 (Windows 11) or KB5063709 (Windows...
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Microsoft has acknowledged a new, practical regression introduced by the August cumulative update for Windows 11 (KB5063878) that can cause severe stuttering, dropped frames, and choppy audio/video in NDI‑based streaming flows — a problem that disproportionately affects multi‑PC capture and...
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The August 2025 Windows 11 cumulative update (KB5063878, OS Build 26100.4946) introduced a networking regression that is causing severe stuttering, lag, and choppy audio/video in NDI-based streaming workflows — a problem Microsoft has confirmed and that currently requires configuration...
Microsoft has formally acknowledged that its August 12, 2025 cumulative security update is responsible for severe stuttering, lag and choppy audio/video in NDI-based workflows on affected Windows 11 and Windows 10 builds, and vendors and community engineers have published an immediate—but...
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Microsoft has acknowledged that this month’s cumulative update has an ugly side effect for creators and broadcasters: Windows 11 and Windows 10 systems that installed the August 12, 2025 security patches can exhibit severe stuttering and choppy audio/video in popular streaming tools that rely on...
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Microsoft has confirmed that its August 2025 security updates can break NDI-based streaming on affected Windows PCs, producing severe stutter, dropped frames, and choppy audio/video when Network Device Interface (NDI) is used with its default Reliable UDP (RUDP) transport — a regression that...
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Microsoft has confirmed that the August cumulative security update for Windows 11 (KB5063878, OS Build 26100.4946) is causing severe stuttering, lag, and choppy audio/video when using NDI-based streaming flows — an issue that hits production tools such as OBS and NDI Tools and has forced...
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os build 26100.4946
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video production
windows 11
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The August 2025 Patch Tuesday cumulative for Windows 11 (KB5063878) has introduced an unexpected and painful wrinkle for live broadcasters: NDI-based streaming through OBS and other production tools can stutter, lag, and drop frames — even on healthy networks — and Microsoft has acknowledged the...
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