Microsoft’s August cumulative update for Windows 11 has introduced a painful wrinkle for broadcasters and multi‑PC streamers: NDI‑based feeds using the protocol’s default Reliable UDP (RUDP) transport began exhibiting severe stuttering, dropped frames, and choppy audio/video, forcing producers...
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kb5063878
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udp legacy
vmix
windows 11
windows release health
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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udp legacy
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windows 10
windows 11
windows release health
windows security updates
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 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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it admin
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real-time video
single tcp
udp legacy
video streaming
vmix
windows 10
windows 11
windows update
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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windows 11
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