Windows 11 Pro enables Memory Integrity (Core Isolation) by default on new PCs. This can reduce gaming/streaming performance by 5-15%.
: A dedicated NVIDIA GeForce card (GTX 1050 or higher) with at least 3GB VRAM is mandatory for video processing. vmix on windows 11
Select your input/output devices and set to "Off". Windows 11 Pro enables Memory Integrity (Core Isolation)
Windows 11 includes several "smart" features that can interfere with professional live streaming. Audio Quality Fixes Select your input/output devices and set to "Off"
Many "gaming" laptops with Windows 11 have Optimus (dynamic GPU switching). vMix performs poorly over the iGPU. Ensure your laptop has a MUX switch or force the NVIDIA GPU globally in the Windows 11 graphics settings.
For live production professionals and enthusiasts alike, the operating system is the foundation of the broadcast. When Microsoft released Windows 11, it brought a sleek new interface and improved hardware management, but it also raised critical questions for users of high-performance software.
Windows 11 loves virtual desktops (Win + Tab). vMix hates being on Desktop #2. Rule: Always run vMix on Main Desktop (Desktop #1).